139610499

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2671}}^1$

素因数の和:2831

約数の個数: 32

約数和(自身を含む): 225730560

約数和(自身を除く): 86120061

約数列:

[1, 3, 7, 19, 21, 57, 131, 133, 393, 399, 917, 2489, 2671, 2751, 7467, 8013, 17423, 18697, 50749, 52269, 56091, 152247, 349901, 355243, 1049703, 1065729, 2449307, 6648119, 7347921, 19944357, 46536833, 139610499]

約数ペア:

[(1, 139610499), (3, 46536833), (7, 19944357), (19, 7347921), (21, 6648119), (57, 2449307), (131, 1065729), (133, 1049703), (393, 355243), (399, 349901), (917, 152247), (2489, 56091), (2671, 52269), (2751, 50749), (7467, 18697), (8013, 17423)]