31770206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 53141088

約数和(自身を除く): 21370882

約数列:

[1, 2, 13, 26, 43, 86, 157, 181, 314, 362, 559, 1118, 2041, 2353, 4082, 4706, 6751, 7783, 13502, 15566, 28417, 56834, 87763, 101179, 175526, 202358, 369421, 738842, 1221931, 2443862, 15885103, 31770206]

約数ペア:

[(1, 31770206), (2, 15885103), (13, 2443862), (26, 1221931), (43, 738842), (86, 369421), (157, 202358), (181, 175526), (314, 101179), (362, 87763), (559, 56834), (1118, 28417), (2041, 15566), (2353, 13502), (4082, 7783), (4706, 6751)]