16515612

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 43819776

約数和(自身を除く): 27304164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 47, 86, 94, 129, 141, 172, 188, 227, 258, 282, 387, 423, 454, 516, 564, 681, 774, 846, 908, 1362, 1548, 1692, 2021, 2043, 2724, 4042, 4086, 6063, 8084, 8172, 9761, 10669, 12126, 18189, 19522, 21338, 24252, 29283, 32007, 36378, 39044, 42676, 58566, 64014, 72756, 87849, 96021, 117132, 128028, 175698, 192042, 351396, 384084, 458767, 917534, 1376301, 1835068, 2752602, 4128903, 5505204, 8257806, 16515612]

約数ペア:

[(1, 16515612), (2, 8257806), (3, 5505204), (4, 4128903), (6, 2752602), (9, 1835068), (12, 1376301), (18, 917534), (36, 458767), (43, 384084), (47, 351396), (86, 192042), (94, 175698), (129, 128028), (141, 117132), (172, 96021), (188, 87849), (227, 72756), (258, 64014), (282, 58566), (387, 42676), (423, 39044), (454, 36378), (516, 32007), (564, 29283), (681, 24252), (774, 21338), (846, 19522), (908, 18189), (1362, 12126), (1548, 10669), (1692, 9761), (2021, 8172), (2043, 8084), (2724, 6063), (4042, 4086)]