71213994

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:723

約数の個数: 48

約数和(自身を含む): 158281344

約数和(自身を除く): 87067350

約数列:

[1, 2, 3, 6, 9, 18, 71, 103, 142, 206, 213, 309, 426, 541, 618, 639, 927, 1082, 1278, 1623, 1854, 3246, 4869, 7313, 9738, 14626, 21939, 38411, 43878, 55723, 65817, 76822, 111446, 115233, 131634, 167169, 230466, 334338, 345699, 501507, 691398, 1003014, 3956333, 7912666, 11868999, 23737998, 35606997, 71213994]

約数ペア:

[(1, 71213994), (2, 35606997), (3, 23737998), (6, 11868999), (9, 7912666), (18, 3956333), (71, 1003014), (103, 691398), (142, 501507), (206, 345699), (213, 334338), (309, 230466), (426, 167169), (541, 131634), (618, 115233), (639, 111446), (927, 76822), (1082, 65817), (1278, 55723), (1623, 43878), (1854, 38411), (3246, 21939), (4869, 14626), (7313, 9738)]