1637801406

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{307}}^1\times {\mathrm{821}}^1$

素因数の和:1174

約数の個数: 72

約数和(自身を含む): 3761942184

約数和(自身を除く): 2124140778

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 307, 342, 361, 614, 722, 821, 921, 1083, 1642, 1842, 2166, 2463, 2763, 3249, 4926, 5526, 5833, 6498, 7389, 11666, 14778, 15599, 17499, 31198, 34998, 46797, 52497, 93594, 104994, 110827, 140391, 221654, 252047, 280782, 296381, 332481, 504094, 592762, 664962, 756141, 889143, 997443, 1512282, 1778286, 1994886, 2268423, 2667429, 4536846, 4788893, 5334858, 9577786, 14366679, 28733358, 43100037, 86200074, 90988967, 181977934, 272966901, 545933802, 818900703, 1637801406]

約数ペア:

[(1, 1637801406), (2, 818900703), (3, 545933802), (6, 272966901), (9, 181977934), (18, 90988967), (19, 86200074), (38, 43100037), (57, 28733358), (114, 14366679), (171, 9577786), (307, 5334858), (342, 4788893), (361, 4536846), (614, 2667429), (722, 2268423), (821, 1994886), (921, 1778286), (1083, 1512282), (1642, 997443), (1842, 889143), (2166, 756141), (2463, 664962), (2763, 592762), (3249, 504094), (4926, 332481), (5526, 296381), (5833, 280782), (6498, 252047), (7389, 221654), (11666, 140391), (14778, 110827), (15599, 104994), (17499, 93594), (31198, 52497), (34998, 46797)]