1281001436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{12373}}^1$

素因数の和:12582

約数の個数: 48

約数和(自身を含む): 2648431968

約数和(自身を除く): 1367430532

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 181, 286, 362, 572, 724, 1991, 2353, 3982, 4706, 7964, 9412, 12373, 24746, 25883, 49492, 51766, 103532, 136103, 160849, 272206, 321698, 544412, 643396, 1769339, 2239513, 3538678, 4479026, 7077356, 8958052, 24634643, 29113669, 49269286, 58227338, 98538572, 116454676, 320250359, 640500718, 1281001436]

約数ペア:

[(1, 1281001436), (2, 640500718), (4, 320250359), (11, 116454676), (13, 98538572), (22, 58227338), (26, 49269286), (44, 29113669), (52, 24634643), (143, 8958052), (181, 7077356), (286, 4479026), (362, 3538678), (572, 2239513), (724, 1769339), (1991, 643396), (2353, 544412), (3982, 321698), (4706, 272206), (7964, 160849), (9412, 136103), (12373, 103532), (24746, 51766), (25883, 49492)]