81930264

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{262597}}^1$

素因数の和:262619

約数の個数: 32

約数和(自身を含む): 220582320

約数和(自身を除く): 138652056

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 262597, 525194, 787791, 1050388, 1575582, 2100776, 3151164, 3413761, 6302328, 6827522, 10241283, 13655044, 20482566, 27310088, 40965132, 81930264]

約数ペア:

[(1, 81930264), (2, 40965132), (3, 27310088), (4, 20482566), (6, 13655044), (8, 10241283), (12, 6827522), (13, 6302328), (24, 3413761), (26, 3151164), (39, 2100776), (52, 1575582), (78, 1050388), (104, 787791), (156, 525194), (312, 262597)]