12586970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 26873856

約数和(自身を除く): 14286886

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 53, 55, 85, 106, 110, 127, 170, 187, 254, 265, 374, 530, 583, 635, 901, 935, 1166, 1270, 1397, 1802, 1870, 2159, 2794, 2915, 4318, 4505, 5830, 6731, 6985, 9010, 9911, 10795, 13462, 13970, 19822, 21590, 23749, 33655, 47498, 49555, 67310, 74041, 99110, 114427, 118745, 148082, 228854, 237490, 370205, 572135, 740410, 1144270, 1258697, 2517394, 6293485, 12586970]

約数ペア:

[(1, 12586970), (2, 6293485), (5, 2517394), (10, 1258697), (11, 1144270), (17, 740410), (22, 572135), (34, 370205), (53, 237490), (55, 228854), (85, 148082), (106, 118745), (110, 114427), (127, 99110), (170, 74041), (187, 67310), (254, 49555), (265, 47498), (374, 33655), (530, 23749), (583, 21590), (635, 19822), (901, 13970), (935, 13462), (1166, 10795), (1270, 9911), (1397, 9010), (1802, 6985), (1870, 6731), (2159, 5830), (2794, 4505), (2915, 4318)]