31977946

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15973}}^1$

素因数の和:16006

約数の個数: 32

約数和(自身を含む): 64407168

約数和(自身を除く): 32429222

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 15973, 31946, 111811, 175703, 207649, 223622, 351406, 415298, 1229921, 1453543, 2284139, 2459842, 2907086, 4568278, 15988973, 31977946]

約数ペア:

[(1, 31977946), (2, 15988973), (7, 4568278), (11, 2907086), (13, 2459842), (14, 2284139), (22, 1453543), (26, 1229921), (77, 415298), (91, 351406), (143, 223622), (154, 207649), (182, 175703), (286, 111811), (1001, 31946), (2002, 15973)]