42781812

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{491}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 102658752

約数和(自身を除く): 59876940

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 137, 159, 212, 274, 318, 411, 491, 548, 636, 822, 982, 1473, 1644, 1964, 2946, 5892, 7261, 14522, 21783, 26023, 29044, 43566, 52046, 67267, 78069, 87132, 104092, 134534, 156138, 201801, 269068, 312276, 403602, 807204, 3565151, 7130302, 10695453, 14260604, 21390906, 42781812]

約数ペア:

[(1, 42781812), (2, 21390906), (3, 14260604), (4, 10695453), (6, 7130302), (12, 3565151), (53, 807204), (106, 403602), (137, 312276), (159, 269068), (212, 201801), (274, 156138), (318, 134534), (411, 104092), (491, 87132), (548, 78069), (636, 67267), (822, 52046), (982, 43566), (1473, 29044), (1644, 26023), (1964, 21783), (2946, 14522), (5892, 7261)]