491569372

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{439}}^1$

素因数の和:683

約数の個数: 72

約数和(自身を含む): 1042826400

約数和(自身を除く): 551257028

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 197, 203, 394, 406, 439, 788, 812, 878, 1379, 1421, 1756, 2758, 2842, 3073, 5516, 5684, 5713, 6146, 9653, 11426, 12292, 12731, 19306, 21511, 22852, 25462, 38612, 39991, 43022, 50924, 79982, 86044, 86483, 89117, 159964, 172966, 178234, 279937, 345932, 356468, 559874, 605381, 623819, 1119748, 1210762, 1247638, 2421524, 2495276, 2508007, 4237667, 5016014, 8475334, 10032028, 16950668, 17556049, 35112098, 70224196, 122892343, 245784686, 491569372]

約数ペア:

[(1, 491569372), (2, 245784686), (4, 122892343), (7, 70224196), (14, 35112098), (28, 17556049), (29, 16950668), (49, 10032028), (58, 8475334), (98, 5016014), (116, 4237667), (196, 2508007), (197, 2495276), (203, 2421524), (394, 1247638), (406, 1210762), (439, 1119748), (788, 623819), (812, 605381), (878, 559874), (1379, 356468), (1421, 345932), (1756, 279937), (2758, 178234), (2842, 172966), (3073, 159964), (5516, 89117), (5684, 86483), (5713, 86044), (6146, 79982), (9653, 50924), (11426, 43022), (12292, 39991), (12731, 38612), (19306, 25462), (21511, 22852)]