1291212472

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{505961}}^1$

素因数の和:506007

約数の個数: 32

約数和(自身を含む): 2732194800

約数和(自身を除く): 1440982328

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 232, 319, 638, 1276, 2552, 505961, 1011922, 2023844, 4047688, 5565571, 11131142, 14672869, 22262284, 29345738, 44524568, 58691476, 117382952, 161401559, 322803118, 645606236, 1291212472]

約数ペア:

[(1, 1291212472), (2, 645606236), (4, 322803118), (8, 161401559), (11, 117382952), (22, 58691476), (29, 44524568), (44, 29345738), (58, 22262284), (88, 14672869), (116, 11131142), (232, 5565571), (319, 4047688), (638, 2023844), (1276, 1011922), (2552, 505961)]