7681245

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3581}}^1$

素因数の和:3613

約数の個数: 32

約数和(自身を含む): 14442624

約数和(自身を除く): 6761379

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 3581, 10743, 17905, 39391, 46553, 53715, 118173, 139659, 196955, 232765, 512083, 590865, 698295, 1536249, 2560415, 7681245]

約数ペア:

[(1, 7681245), (3, 2560415), (5, 1536249), (11, 698295), (13, 590865), (15, 512083), (33, 232765), (39, 196955), (55, 139659), (65, 118173), (143, 53715), (165, 46553), (195, 39391), (429, 17905), (715, 10743), (2145, 3581)]