31172904

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:464

約数の個数: 128

約数和(自身を含む): 101088000

約数和(自身を除く): 69915096

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 53, 54, 56, 63, 72, 84, 106, 108, 126, 159, 168, 189, 212, 216, 252, 318, 371, 378, 389, 424, 477, 504, 636, 742, 756, 778, 954, 1113, 1167, 1272, 1431, 1484, 1512, 1556, 1908, 2226, 2334, 2723, 2862, 2968, 3112, 3339, 3501, 3816, 4452, 4668, 5446, 5724, 6678, 7002, 8169, 8904, 9336, 10017, 10503, 10892, 11448, 13356, 14004, 16338, 20034, 20617, 21006, 21784, 24507, 26712, 28008, 32676, 40068, 41234, 42012, 49014, 61851, 65352, 73521, 80136, 82468, 84024, 98028, 123702, 144319, 147042, 164936, 185553, 196056, 247404, 288638, 294084, 371106, 432957, 494808, 556659, 577276, 588168, 742212, 865914, 1113318, 1154552, 1298871, 1484424, 1731828, 2226636, 2597742, 3463656, 3896613, 4453272, 5195484, 7793226, 10390968, 15586452, 31172904]

約数ペア:

[(1, 31172904), (2, 15586452), (3, 10390968), (4, 7793226), (6, 5195484), (7, 4453272), (8, 3896613), (9, 3463656), (12, 2597742), (14, 2226636), (18, 1731828), (21, 1484424), (24, 1298871), (27, 1154552), (28, 1113318), (36, 865914), (42, 742212), (53, 588168), (54, 577276), (56, 556659), (63, 494808), (72, 432957), (84, 371106), (106, 294084), (108, 288638), (126, 247404), (159, 196056), (168, 185553), (189, 164936), (212, 147042), (216, 144319), (252, 123702), (318, 98028), (371, 84024), (378, 82468), (389, 80136), (424, 73521), (477, 65352), (504, 61851), (636, 49014), (742, 42012), (756, 41234), (778, 40068), (954, 32676), (1113, 28008), (1167, 26712), (1272, 24507), (1431, 21784), (1484, 21006), (1512, 20617), (1556, 20034), (1908, 16338), (2226, 14004), (2334, 13356), (2723, 11448), (2862, 10892), (2968, 10503), (3112, 10017), (3339, 9336), (3501, 8904), (3816, 8169), (4452, 7002), (4668, 6678), (5446, 5724)]