1995345

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 3931200

約数和(自身を除く): 1935855

約数列:

[1, 3, 5, 9, 11, 15, 29, 33, 45, 55, 87, 99, 139, 145, 165, 261, 319, 417, 435, 495, 695, 957, 1251, 1305, 1529, 1595, 2085, 2871, 4031, 4587, 4785, 6255, 7645, 12093, 13761, 14355, 20155, 22935, 36279, 44341, 60465, 68805, 133023, 181395, 221705, 399069, 665115, 1995345]

約数ペア:

[(1, 1995345), (3, 665115), (5, 399069), (9, 221705), (11, 181395), (15, 133023), (29, 68805), (33, 60465), (45, 44341), (55, 36279), (87, 22935), (99, 20155), (139, 14355), (145, 13761), (165, 12093), (261, 7645), (319, 6255), (417, 4785), (435, 4587), (495, 4031), (695, 2871), (957, 2085), (1251, 1595), (1305, 1529)]