140912918

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 223534080

約数和(自身を除く): 82621162

約数列:

[1, 2, 31, 62, 83, 139, 166, 197, 278, 394, 2573, 4309, 5146, 6107, 8618, 11537, 12214, 16351, 23074, 27383, 32702, 54766, 357647, 506881, 715294, 848873, 1013762, 1697746, 2272789, 4545578, 70456459, 140912918]

約数ペア:

[(1, 140912918), (2, 70456459), (31, 4545578), (62, 2272789), (83, 1697746), (139, 1013762), (166, 848873), (197, 715294), (278, 506881), (394, 357647), (2573, 54766), (4309, 32702), (5146, 27383), (6107, 23074), (8618, 16351), (11537, 12214)]