4631991

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1$

素因数の和:108

約数の個数: 48

約数和(自身を含む): 8193024

約数和(自身を除く): 3561033

約数列:

[1, 3, 7, 13, 19, 21, 39, 47, 57, 91, 133, 141, 247, 273, 329, 361, 399, 611, 741, 893, 987, 1083, 1729, 1833, 2527, 2679, 4277, 4693, 5187, 6251, 7581, 11609, 12831, 14079, 16967, 18753, 32851, 34827, 50901, 81263, 98553, 118769, 220571, 243789, 356307, 661713, 1543997, 4631991]

約数ペア:

[(1, 4631991), (3, 1543997), (7, 661713), (13, 356307), (19, 243789), (21, 220571), (39, 118769), (47, 98553), (57, 81263), (91, 50901), (133, 34827), (141, 32851), (247, 18753), (273, 16967), (329, 14079), (361, 12831), (399, 11609), (611, 7581), (741, 6251), (893, 5187), (987, 4693), (1083, 4277), (1729, 2679), (1833, 2527)]