17471925

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:163

約数の個数: 72

約数和(自身を含む): 33980960

約数和(自身を除く): 16509035

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 61, 67, 75, 95, 171, 183, 201, 225, 285, 305, 335, 475, 549, 603, 855, 915, 1005, 1159, 1273, 1425, 1525, 1675, 2745, 3015, 3477, 3819, 4087, 4275, 4575, 5025, 5795, 6365, 10431, 11457, 12261, 13725, 15075, 17385, 19095, 20435, 28975, 31825, 36783, 52155, 57285, 61305, 77653, 86925, 95475, 102175, 183915, 232959, 260775, 286425, 306525, 388265, 698877, 919575, 1164795, 1941325, 3494385, 5823975, 17471925]

約数ペア:

[(1, 17471925), (3, 5823975), (5, 3494385), (9, 1941325), (15, 1164795), (19, 919575), (25, 698877), (45, 388265), (57, 306525), (61, 286425), (67, 260775), (75, 232959), (95, 183915), (171, 102175), (183, 95475), (201, 86925), (225, 77653), (285, 61305), (305, 57285), (335, 52155), (475, 36783), (549, 31825), (603, 28975), (855, 20435), (915, 19095), (1005, 17385), (1159, 15075), (1273, 13725), (1425, 12261), (1525, 11457), (1675, 10431), (2745, 6365), (3015, 5795), (3477, 5025), (3819, 4575), (4087, 4275)]