86641821

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 151257600

約数和(自身を除く): 64615779

約数列:

[1, 3, 7, 9, 21, 29, 47, 63, 87, 141, 203, 261, 329, 423, 609, 987, 1009, 1363, 1827, 2961, 3027, 4089, 7063, 9081, 9541, 12267, 21189, 28623, 29261, 47423, 63567, 85869, 87783, 142269, 204827, 263349, 331961, 426807, 614481, 995883, 1375267, 1843443, 2987649, 4125801, 9626869, 12377403, 28880607, 86641821]

約数ペア:

[(1, 86641821), (3, 28880607), (7, 12377403), (9, 9626869), (21, 4125801), (29, 2987649), (47, 1843443), (63, 1375267), (87, 995883), (141, 614481), (203, 426807), (261, 331961), (329, 263349), (423, 204827), (609, 142269), (987, 87783), (1009, 85869), (1363, 63567), (1827, 47423), (2961, 29261), (3027, 28623), (4089, 21189), (7063, 12267), (9081, 9541)]