71843835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 139345920

約数和(自身を除く): 67502085

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 71, 105, 115, 161, 213, 345, 355, 419, 483, 497, 805, 1065, 1257, 1491, 1633, 2095, 2415, 2485, 2933, 4899, 6285, 7455, 8165, 8799, 9637, 11431, 14665, 24495, 28911, 29749, 34293, 43995, 48185, 57155, 67459, 89247, 144555, 148745, 171465, 202377, 208243, 337295, 446235, 624729, 684227, 1011885, 1041215, 2052681, 3123645, 3421135, 4789589, 10263405, 14368767, 23947945, 71843835]

約数ペア:

[(1, 71843835), (3, 23947945), (5, 14368767), (7, 10263405), (15, 4789589), (21, 3421135), (23, 3123645), (35, 2052681), (69, 1041215), (71, 1011885), (105, 684227), (115, 624729), (161, 446235), (213, 337295), (345, 208243), (355, 202377), (419, 171465), (483, 148745), (497, 144555), (805, 89247), (1065, 67459), (1257, 57155), (1491, 48185), (1633, 43995), (2095, 34293), (2415, 29749), (2485, 28911), (2933, 24495), (4899, 14665), (6285, 11431), (7455, 9637), (8165, 8799)]