2154605719

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 2788531200

約数和(自身を除く): 633925481

約数列:

[1, 7, 19, 37, 41, 59, 133, 181, 259, 287, 413, 703, 779, 1121, 1267, 1517, 2183, 2419, 3439, 4921, 5453, 6697, 7421, 7847, 10619, 10679, 15281, 16933, 24073, 28823, 41477, 45961, 46879, 51947, 74753, 89503, 127243, 140999, 201761, 202901, 274577, 290339, 321727, 395123, 437839, 626521, 890701, 986993, 1420307, 1700557, 1922039, 2765861, 3064873, 5216963, 7507337, 8318941, 11903899, 16200043, 36518741, 52551359, 58232587, 113400301, 307800817, 2154605719]

約数ペア:

[(1, 2154605719), (7, 307800817), (19, 113400301), (37, 58232587), (41, 52551359), (59, 36518741), (133, 16200043), (181, 11903899), (259, 8318941), (287, 7507337), (413, 5216963), (703, 3064873), (779, 2765861), (1121, 1922039), (1267, 1700557), (1517, 1420307), (2183, 986993), (2419, 890701), (3439, 626521), (4921, 437839), (5453, 395123), (6697, 321727), (7421, 290339), (7847, 274577), (10619, 202901), (10679, 201761), (15281, 140999), (16933, 127243), (24073, 89503), (28823, 74753), (41477, 51947), (45961, 46879)]