66142778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{599}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 111283200

約数和(自身を除く): 45140422

約数列:

[1, 2, 13, 26, 31, 62, 137, 274, 403, 599, 806, 1198, 1781, 3562, 4247, 7787, 8494, 15574, 18569, 37138, 55211, 82063, 110422, 164126, 241397, 482794, 1066819, 2133638, 2543953, 5087906, 33071389, 66142778]

約数ペア:

[(1, 66142778), (2, 33071389), (13, 5087906), (26, 2543953), (31, 2133638), (62, 1066819), (137, 482794), (274, 241397), (403, 164126), (599, 110422), (806, 82063), (1198, 55211), (1781, 37138), (3562, 18569), (4247, 15574), (7787, 8494)]