47908329

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1009}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 82900800

約数和(自身を除く): 34992471

約数列:

[1, 3, 7, 17, 19, 21, 49, 51, 57, 119, 133, 147, 323, 357, 399, 833, 931, 969, 1009, 2261, 2499, 2793, 3027, 6783, 7063, 15827, 17153, 19171, 21189, 47481, 49441, 51459, 57513, 120071, 134197, 148323, 325907, 360213, 402591, 840497, 939379, 977721, 2281349, 2521491, 2818137, 6844047, 15969443, 47908329]

約数ペア:

[(1, 47908329), (3, 15969443), (7, 6844047), (17, 2818137), (19, 2521491), (21, 2281349), (49, 977721), (51, 939379), (57, 840497), (119, 402591), (133, 360213), (147, 325907), (323, 148323), (357, 134197), (399, 120071), (833, 57513), (931, 51459), (969, 49441), (1009, 47481), (2261, 21189), (2499, 19171), (2793, 17153), (3027, 15827), (6783, 7063)]