261886884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{617}}^1$

素因数の和:825

約数の個数: 96

約数和(自身を含む): 726491136

約数和(自身を除く): 464604252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 163, 186, 217, 326, 372, 434, 489, 617, 651, 652, 868, 978, 1141, 1234, 1302, 1851, 1956, 2282, 2468, 2604, 3423, 3702, 4319, 4564, 5053, 6846, 7404, 8638, 10106, 12957, 13692, 15159, 17276, 19127, 20212, 25914, 30318, 35371, 38254, 51828, 57381, 60636, 70742, 76508, 100571, 106113, 114762, 133889, 141484, 201142, 212226, 229524, 267778, 301713, 401667, 402284, 424452, 535556, 603426, 703997, 803334, 1206852, 1407994, 1606668, 2111991, 2815988, 3117701, 4223982, 6235402, 8447964, 9353103, 12470804, 18706206, 21823907, 37412412, 43647814, 65471721, 87295628, 130943442, 261886884]

約数ペア:

[(1, 261886884), (2, 130943442), (3, 87295628), (4, 65471721), (6, 43647814), (7, 37412412), (12, 21823907), (14, 18706206), (21, 12470804), (28, 9353103), (31, 8447964), (42, 6235402), (62, 4223982), (84, 3117701), (93, 2815988), (124, 2111991), (163, 1606668), (186, 1407994), (217, 1206852), (326, 803334), (372, 703997), (434, 603426), (489, 535556), (617, 424452), (651, 402284), (652, 401667), (868, 301713), (978, 267778), (1141, 229524), (1234, 212226), (1302, 201142), (1851, 141484), (1956, 133889), (2282, 114762), (2468, 106113), (2604, 100571), (3423, 76508), (3702, 70742), (4319, 60636), (4564, 57381), (5053, 51828), (6846, 38254), (7404, 35371), (8638, 30318), (10106, 25914), (12957, 20212), (13692, 19127), (15159, 17276)]