40972477

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 51825312

約数和(自身を除く): 10852835

約数列:

[1, 7, 13, 49, 91, 131, 491, 637, 917, 1703, 3437, 6383, 6419, 11921, 24059, 44681, 64321, 83447, 312767, 450247, 836173, 3151729, 5853211, 40972477]

約数ペア:

[(1, 40972477), (7, 5853211), (13, 3151729), (49, 836173), (91, 450247), (131, 312767), (491, 83447), (637, 64321), (917, 44681), (1703, 24059), (3437, 11921), (6383, 6419)]