81018858

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{1223}}^1$

素因数の和:1470

約数の個数: 32

約数和(自身を含む): 165739392

約数和(自身を除く): 84720534

約数列:

[1, 2, 3, 6, 61, 122, 181, 183, 362, 366, 543, 1086, 1223, 2446, 3669, 7338, 11041, 22082, 33123, 66246, 74603, 149206, 221363, 223809, 442726, 447618, 664089, 1328178, 13503143, 27006286, 40509429, 81018858]

約数ペア:

[(1, 81018858), (2, 40509429), (3, 27006286), (6, 13503143), (61, 1328178), (122, 664089), (181, 447618), (183, 442726), (362, 223809), (366, 221363), (543, 149206), (1086, 74603), (1223, 66246), (2446, 33123), (3669, 22082), (7338, 11041)]