138663430

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1\times {\mathrm{443}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 253282464

約数和(自身を除く): 114619034

約数列:

[1, 2, 5, 10, 113, 226, 277, 443, 554, 565, 886, 1130, 1385, 2215, 2770, 4430, 31301, 50059, 62602, 100118, 122711, 156505, 245422, 250295, 313010, 500590, 613555, 1227110, 13866343, 27732686, 69331715, 138663430]

約数ペア:

[(1, 138663430), (2, 69331715), (5, 27732686), (10, 13866343), (113, 1227110), (226, 613555), (277, 500590), (443, 313010), (554, 250295), (565, 245422), (886, 156505), (1130, 122711), (1385, 100118), (2215, 62602), (2770, 50059), (4430, 31301)]