891894648

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:397

約数の個数: 128

約数和(自身を含む): 2371057920

約数和(自身を除く): 1479163272

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 43, 82, 86, 107, 123, 129, 164, 172, 197, 214, 246, 258, 321, 328, 344, 394, 428, 492, 516, 591, 642, 788, 856, 984, 1032, 1182, 1284, 1576, 1763, 2364, 2568, 3526, 4387, 4601, 4728, 5289, 7052, 8077, 8471, 8774, 9202, 10578, 13161, 13803, 14104, 16154, 16942, 17548, 18404, 21079, 21156, 24231, 25413, 26322, 27606, 32308, 33884, 35096, 36808, 42158, 42312, 48462, 50826, 52644, 55212, 63237, 64616, 67768, 84316, 96924, 101652, 105288, 110424, 126474, 168632, 188641, 193848, 203304, 252948, 347311, 377282, 505896, 565923, 694622, 754564, 864239, 906397, 1041933, 1131846, 1389244, 1509128, 1728478, 1812794, 2083866, 2263692, 2592717, 2719191, 2778488, 3456956, 3625588, 4167732, 4527384, 5185434, 5438382, 6913912, 7251176, 8335464, 10370868, 10876764, 20741736, 21753528, 37162277, 74324554, 111486831, 148649108, 222973662, 297298216, 445947324, 891894648]

約数ペア:

[(1, 891894648), (2, 445947324), (3, 297298216), (4, 222973662), (6, 148649108), (8, 111486831), (12, 74324554), (24, 37162277), (41, 21753528), (43, 20741736), (82, 10876764), (86, 10370868), (107, 8335464), (123, 7251176), (129, 6913912), (164, 5438382), (172, 5185434), (197, 4527384), (214, 4167732), (246, 3625588), (258, 3456956), (321, 2778488), (328, 2719191), (344, 2592717), (394, 2263692), (428, 2083866), (492, 1812794), (516, 1728478), (591, 1509128), (642, 1389244), (788, 1131846), (856, 1041933), (984, 906397), (1032, 864239), (1182, 754564), (1284, 694622), (1576, 565923), (1763, 505896), (2364, 377282), (2568, 347311), (3526, 252948), (4387, 203304), (4601, 193848), (4728, 188641), (5289, 168632), (7052, 126474), (8077, 110424), (8471, 105288), (8774, 101652), (9202, 96924), (10578, 84316), (13161, 67768), (13803, 64616), (14104, 63237), (16154, 55212), (16942, 52644), (17548, 50826), (18404, 48462), (21079, 42312), (21156, 42158), (24231, 36808), (25413, 35096), (26322, 33884), (27606, 32308)]