171657142

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1$

素因数の和:648

約数の個数: 32

約数和(自身を含む): 275970240

約数和(自身を除く): 104313098

約数列:

[1, 2, 23, 46, 53, 106, 181, 362, 389, 778, 1219, 2438, 4163, 8326, 8947, 9593, 17894, 19186, 20617, 41234, 70409, 140818, 220639, 441278, 474191, 948382, 1619407, 3238814, 3731677, 7463354, 85828571, 171657142]

約数ペア:

[(1, 171657142), (2, 85828571), (23, 7463354), (46, 3731677), (53, 3238814), (106, 1619407), (181, 948382), (362, 474191), (389, 441278), (778, 220639), (1219, 140818), (2438, 70409), (4163, 41234), (8326, 20617), (8947, 19186), (9593, 17894)]