128213631

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{52183}}^1$

素因数の和:52212

約数の個数: 32

約数和(自身を含む): 233784320

約数和(自身を除く): 105570689

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 52183, 156549, 365281, 469647, 678379, 1095843, 1408941, 2035137, 3287529, 4748653, 6105411, 9862587, 14245959, 18316233, 42737877, 128213631]

約数ペア:

[(1, 128213631), (3, 42737877), (7, 18316233), (9, 14245959), (13, 9862587), (21, 6105411), (27, 4748653), (39, 3287529), (63, 2035137), (91, 1408941), (117, 1095843), (189, 678379), (273, 469647), (351, 365281), (819, 156549), (2457, 52183)]