9905175

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 21407360

約数和(自身を除く): 11502185

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 133, 171, 175, 225, 285, 315, 331, 399, 475, 525, 665, 855, 993, 1197, 1425, 1575, 1655, 1995, 2317, 2979, 3325, 4275, 4965, 5985, 6289, 6951, 8275, 9975, 11585, 14895, 18867, 20853, 24825, 29925, 31445, 34755, 44023, 56601, 57925, 74475, 94335, 104265, 132069, 157225, 173775, 220115, 283005, 396207, 471675, 521325, 660345, 1100575, 1415025, 1981035, 3301725, 9905175]

約数ペア:

[(1, 9905175), (3, 3301725), (5, 1981035), (7, 1415025), (9, 1100575), (15, 660345), (19, 521325), (21, 471675), (25, 396207), (35, 283005), (45, 220115), (57, 173775), (63, 157225), (75, 132069), (95, 104265), (105, 94335), (133, 74475), (171, 57925), (175, 56601), (225, 44023), (285, 34755), (315, 31445), (331, 29925), (399, 24825), (475, 20853), (525, 18867), (665, 14895), (855, 11585), (993, 9975), (1197, 8275), (1425, 6951), (1575, 6289), (1655, 5985), (1995, 4965), (2317, 4275), (2979, 3325)]