220147278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{24977}}^1$

素因数の和:25108

約数の個数: 32

約数和(自身を含む): 478378656

約数和(自身を除く): 258231378

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 113, 226, 339, 678, 1469, 2938, 4407, 8814, 24977, 49954, 74931, 149862, 324701, 649402, 974103, 1948206, 2822401, 5644802, 8467203, 16934406, 36691213, 73382426, 110073639, 220147278]

約数ペア:

[(1, 220147278), (2, 110073639), (3, 73382426), (6, 36691213), (13, 16934406), (26, 8467203), (39, 5644802), (78, 2822401), (113, 1948206), (226, 974103), (339, 649402), (678, 324701), (1469, 149862), (2938, 74931), (4407, 49954), (8814, 24977)]