78161811

素因数分解:

$3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{5843}}^1$

素因数の和:5880

約数の個数: 32

約数和(自身を含む): 130905600

約数和(自身を除く): 52743789

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 343, 637, 1029, 1911, 4459, 5843, 13377, 17529, 40901, 75959, 122703, 227877, 286307, 531713, 858921, 1595139, 2004149, 3721991, 6012447, 11165973, 26053937, 78161811]

約数ペア:

[(1, 78161811), (3, 26053937), (7, 11165973), (13, 6012447), (21, 3721991), (39, 2004149), (49, 1595139), (91, 858921), (147, 531713), (273, 286307), (343, 227877), (637, 122703), (1029, 75959), (1911, 40901), (4459, 17529), (5843, 13377)]