2021839365

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:371

約数の個数: 128

約数和(自身を含む): 4087480320

約数和(自身を除く): 2065640955

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 107, 109, 127, 195, 273, 321, 327, 381, 455, 535, 545, 635, 749, 763, 889, 1365, 1391, 1417, 1605, 1635, 1651, 1905, 2247, 2289, 2667, 3745, 3815, 4173, 4251, 4445, 4953, 6955, 7085, 8255, 9737, 9919, 11235, 11445, 11557, 11663, 13335, 13589, 13843, 20865, 21255, 24765, 29211, 29757, 34671, 34989, 40767, 41529, 48685, 49595, 57785, 58315, 67945, 69215, 81641, 95123, 96901, 146055, 148785, 151619, 173355, 174945, 176657, 179959, 203835, 207645, 244923, 285369, 290703, 408205, 454857, 475615, 484505, 529971, 539877, 758095, 883285, 899795, 1061333, 1224615, 1236599, 1259713, 1426845, 1453515, 1481201, 2274285, 2649855, 2699385, 3183999, 3709797, 3779139, 4443603, 5306665, 6182995, 6298565, 7406005, 10368407, 15919995, 18548985, 18895695, 19255613, 22218015, 31105221, 51842035, 57766839, 96278065, 134789291, 155526105, 288834195, 404367873, 673946455, 2021839365]

約数ペア:

[(1, 2021839365), (3, 673946455), (5, 404367873), (7, 288834195), (13, 155526105), (15, 134789291), (21, 96278065), (35, 57766839), (39, 51842035), (65, 31105221), (91, 22218015), (105, 19255613), (107, 18895695), (109, 18548985), (127, 15919995), (195, 10368407), (273, 7406005), (321, 6298565), (327, 6182995), (381, 5306665), (455, 4443603), (535, 3779139), (545, 3709797), (635, 3183999), (749, 2699385), (763, 2649855), (889, 2274285), (1365, 1481201), (1391, 1453515), (1417, 1426845), (1605, 1259713), (1635, 1236599), (1651, 1224615), (1905, 1061333), (2247, 899795), (2289, 883285), (2667, 758095), (3745, 539877), (3815, 529971), (4173, 484505), (4251, 475615), (4445, 454857), (4953, 408205), (6955, 290703), (7085, 285369), (8255, 244923), (9737, 207645), (9919, 203835), (11235, 179959), (11445, 176657), (11557, 174945), (11663, 173355), (13335, 151619), (13589, 148785), (13843, 146055), (20865, 96901), (21255, 95123), (24765, 81641), (29211, 69215), (29757, 67945), (34671, 58315), (34989, 57785), (40767, 49595), (41529, 48685)]