131578876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12107}}^1$

素因数の和:12154

約数の個数: 48

約数和(自身を含む): 284780160

約数和(自身を除く): 153201284

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 2717, 5434, 10868, 12107, 24214, 48428, 133177, 157391, 230033, 266354, 314782, 460066, 532708, 629564, 920132, 1731301, 2530363, 2990429, 3462602, 5060726, 5980858, 6925204, 10121452, 11961716, 32894719, 65789438, 131578876]

約数ペア:

[(1, 131578876), (2, 65789438), (4, 32894719), (11, 11961716), (13, 10121452), (19, 6925204), (22, 5980858), (26, 5060726), (38, 3462602), (44, 2990429), (52, 2530363), (76, 1731301), (143, 920132), (209, 629564), (247, 532708), (286, 460066), (418, 314782), (494, 266354), (572, 230033), (836, 157391), (988, 133177), (2717, 48428), (5434, 24214), (10868, 12107)]