128713806

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1013}}^1$

素因数の和:1218

約数の個数: 64

約数和(自身を含む): 310040640

約数和(自身を除く): 181326834

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 181, 234, 351, 362, 543, 702, 1013, 1086, 1629, 2026, 2353, 3039, 3258, 4706, 4887, 6078, 7059, 9117, 9774, 13169, 14118, 18234, 21177, 26338, 27351, 39507, 42354, 54702, 63531, 79014, 118521, 127062, 183353, 237042, 355563, 366706, 550059, 711126, 1100118, 1650177, 2383589, 3300354, 4767178, 4950531, 7150767, 9901062, 14301534, 21452301, 42904602, 64356903, 128713806]

約数ペア:

[(1, 128713806), (2, 64356903), (3, 42904602), (6, 21452301), (9, 14301534), (13, 9901062), (18, 7150767), (26, 4950531), (27, 4767178), (39, 3300354), (54, 2383589), (78, 1650177), (117, 1100118), (181, 711126), (234, 550059), (351, 366706), (362, 355563), (543, 237042), (702, 183353), (1013, 127062), (1086, 118521), (1629, 79014), (2026, 63531), (2353, 54702), (3039, 42354), (3258, 39507), (4706, 27351), (4887, 26338), (6078, 21177), (7059, 18234), (9117, 14118), (9774, 13169)]