8243991

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{823}}^1$

素因数の和:892

約数の個数: 32

約数和(自身を含む): 14238720

約数和(自身を除く): 5994729

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 823, 1113, 1431, 2469, 3339, 5761, 7407, 10017, 17283, 22221, 43619, 51849, 130857, 155547, 305333, 392571, 915999, 1177713, 2747997, 8243991]

約数ペア:

[(1, 8243991), (3, 2747997), (7, 1177713), (9, 915999), (21, 392571), (27, 305333), (53, 155547), (63, 130857), (159, 51849), (189, 43619), (371, 22221), (477, 17283), (823, 10017), (1113, 7407), (1431, 5761), (2469, 3339)]