978013890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{1552403}}^1$

素因数の和:1552423

約数の個数: 48

約数和(自身を含む): 2906100288

約数和(自身を除く): 1928086398

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 1552403, 3104806, 4657209, 7762015, 9314418, 10866821, 13971627, 15524030, 21733642, 23286045, 27943254, 32600463, 46572090, 54334105, 65200926, 69858135, 97801389, 108668210, 139716270, 163002315, 195602778, 326004630, 489006945, 978013890]

約数ペア:

[(1, 978013890), (2, 489006945), (3, 326004630), (5, 195602778), (6, 163002315), (7, 139716270), (9, 108668210), (10, 97801389), (14, 69858135), (15, 65200926), (18, 54334105), (21, 46572090), (30, 32600463), (35, 27943254), (42, 23286045), (45, 21733642), (63, 15524030), (70, 13971627), (90, 10866821), (105, 9314418), (126, 7762015), (210, 4657209), (315, 3104806), (630, 1552403)]