64027691

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^2$

素因数の和:323

約数の個数: 24

約数和(自身を含む): 81346272

約数和(自身を除く): 17318581

約数列:

[1, 7, 13, 41, 91, 131, 287, 533, 917, 1703, 3731, 5371, 11921, 17161, 37597, 69823, 120127, 223093, 488761, 703601, 1561651, 4925207, 9146813, 64027691]

約数ペア:

[(1, 64027691), (7, 9146813), (13, 4925207), (41, 1561651), (91, 703601), (131, 488761), (287, 223093), (533, 120127), (917, 69823), (1703, 37597), (3731, 17161), (5371, 11921)]