1639651728

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{238877}}^1$

素因数の和:238912

約数の個数: 80

約数和(自身を含む): 4976306496

約数和(自身を除く): 3336654768

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 66, 78, 88, 104, 132, 143, 156, 176, 208, 264, 286, 312, 429, 528, 572, 624, 858, 1144, 1716, 2288, 3432, 6864, 238877, 477754, 716631, 955508, 1433262, 1911016, 2627647, 2866524, 3105401, 3822032, 5255294, 5733048, 6210802, 7882941, 9316203, 10510588, 11466096, 12421604, 15765882, 18632406, 21021176, 24843208, 31531764, 34159411, 37264812, 42042352, 49686416, 63063528, 68318822, 74529624, 102478233, 126127056, 136637644, 149059248, 204956466, 273275288, 409912932, 546550576, 819825864, 1639651728]

約数ペア:

[(1, 1639651728), (2, 819825864), (3, 546550576), (4, 409912932), (6, 273275288), (8, 204956466), (11, 149059248), (12, 136637644), (13, 126127056), (16, 102478233), (22, 74529624), (24, 68318822), (26, 63063528), (33, 49686416), (39, 42042352), (44, 37264812), (48, 34159411), (52, 31531764), (66, 24843208), (78, 21021176), (88, 18632406), (104, 15765882), (132, 12421604), (143, 11466096), (156, 10510588), (176, 9316203), (208, 7882941), (264, 6210802), (286, 5733048), (312, 5255294), (429, 3822032), (528, 3105401), (572, 2866524), (624, 2627647), (858, 1911016), (1144, 1433262), (1716, 955508), (2288, 716631), (3432, 477754), (6864, 238877)]