15662955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 31850496

約数和(自身を除く): 16187541

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 71, 77, 105, 165, 191, 213, 231, 355, 385, 497, 573, 781, 955, 1065, 1155, 1337, 1491, 2101, 2343, 2485, 2865, 3905, 4011, 5467, 6303, 6685, 7455, 10505, 11715, 13561, 14707, 16401, 20055, 27335, 31515, 40683, 44121, 67805, 73535, 82005, 94927, 149171, 203415, 220605, 284781, 447513, 474635, 745855, 1044197, 1423905, 2237565, 3132591, 5220985, 15662955]

約数ペア:

[(1, 15662955), (3, 5220985), (5, 3132591), (7, 2237565), (11, 1423905), (15, 1044197), (21, 745855), (33, 474635), (35, 447513), (55, 284781), (71, 220605), (77, 203415), (105, 149171), (165, 94927), (191, 82005), (213, 73535), (231, 67805), (355, 44121), (385, 40683), (497, 31515), (573, 27335), (781, 20055), (955, 16401), (1065, 14707), (1155, 13561), (1337, 11715), (1491, 10505), (2101, 7455), (2343, 6685), (2485, 6303), (2865, 5467), (3905, 4011)]