2005283391

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 2879422464

約数和(自身を除く): 874139073

約数列:

[1, 3, 31, 41, 93, 101, 123, 127, 303, 381, 1271, 1681, 3131, 3813, 3937, 4141, 5043, 5207, 9393, 11811, 12423, 12827, 15621, 38481, 52111, 128371, 156333, 161417, 169781, 213487, 385113, 397637, 484251, 509343, 525907, 640461, 1192911, 1577721, 5263211, 6618097, 15789633, 16303117, 19854291, 21562187, 48909351, 64686561, 668427797, 2005283391]

約数ペア:

[(1, 2005283391), (3, 668427797), (31, 64686561), (41, 48909351), (93, 21562187), (101, 19854291), (123, 16303117), (127, 15789633), (303, 6618097), (381, 5263211), (1271, 1577721), (1681, 1192911), (3131, 640461), (3813, 525907), (3937, 509343), (4141, 484251), (5043, 397637), (5207, 385113), (9393, 213487), (11811, 169781), (12423, 161417), (12827, 156333), (15621, 128371), (38481, 52111)]