26256993

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:139

約数の個数: 64

約数和(自身を含む): 46080000

約数和(自身を除く): 19823007

約数列:

[1, 3, 7, 17, 19, 21, 49, 51, 57, 79, 119, 133, 147, 237, 323, 343, 357, 399, 553, 833, 931, 969, 1029, 1343, 1501, 1659, 2261, 2499, 2793, 3871, 4029, 4503, 5831, 6517, 6783, 9401, 10507, 11613, 15827, 17493, 19551, 25517, 27097, 28203, 31521, 47481, 65807, 73549, 76551, 81291, 110789, 178619, 197421, 220647, 332367, 460649, 514843, 535857, 1250333, 1381947, 1544529, 3750999, 8752331, 26256993]

約数ペア:

[(1, 26256993), (3, 8752331), (7, 3750999), (17, 1544529), (19, 1381947), (21, 1250333), (49, 535857), (51, 514843), (57, 460649), (79, 332367), (119, 220647), (133, 197421), (147, 178619), (237, 110789), (323, 81291), (343, 76551), (357, 73549), (399, 65807), (553, 47481), (833, 31521), (931, 28203), (969, 27097), (1029, 25517), (1343, 19551), (1501, 17493), (1659, 15827), (2261, 11613), (2499, 10507), (2793, 9401), (3871, 6783), (4029, 6517), (4503, 5831)]