221563428

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1\times {\mathrm{727}}^1$

素因数の和:1076

約数の個数: 48

約数和(自身を含む): 524684160

約数和(自身を除く): 303120732

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 233, 327, 436, 466, 654, 699, 727, 932, 1308, 1398, 1454, 2181, 2796, 2908, 4362, 8724, 25397, 50794, 76191, 79243, 101588, 152382, 158486, 169391, 237729, 304764, 316972, 338782, 475458, 508173, 677564, 950916, 1016346, 2032692, 18463619, 36927238, 55390857, 73854476, 110781714, 221563428]

約数ペア:

[(1, 221563428), (2, 110781714), (3, 73854476), (4, 55390857), (6, 36927238), (12, 18463619), (109, 2032692), (218, 1016346), (233, 950916), (327, 677564), (436, 508173), (466, 475458), (654, 338782), (699, 316972), (727, 304764), (932, 237729), (1308, 169391), (1398, 158486), (1454, 152382), (2181, 101588), (2796, 79243), (2908, 76191), (4362, 50794), (8724, 25397)]