100187721

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 156499200

約数和(自身を除く): 56311479

約数列:

[1, 3, 9, 29, 43, 79, 87, 113, 129, 237, 261, 339, 387, 711, 1017, 1247, 2291, 3277, 3397, 3741, 4859, 6873, 8927, 9831, 10191, 11223, 14577, 20619, 26781, 29493, 30573, 43731, 80343, 98513, 140911, 258883, 295539, 383861, 422733, 776649, 886617, 1151583, 1268199, 2329947, 3454749, 11131969, 33395907, 100187721]

約数ペア:

[(1, 100187721), (3, 33395907), (9, 11131969), (29, 3454749), (43, 2329947), (79, 1268199), (87, 1151583), (113, 886617), (129, 776649), (237, 422733), (261, 383861), (339, 295539), (387, 258883), (711, 140911), (1017, 98513), (1247, 80343), (2291, 43731), (3277, 30573), (3397, 29493), (3741, 26781), (4859, 20619), (6873, 14577), (8927, 11223), (9831, 10191)]