261020214

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8387}}^1$

素因数の和:8434

約数の個数: 96

約数和(自身を含む): 732775680

約数和(自身を除く): 471755466

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 38, 39, 42, 57, 63, 78, 91, 114, 117, 126, 133, 171, 182, 234, 247, 266, 273, 342, 399, 494, 546, 741, 798, 819, 1197, 1482, 1638, 1729, 2223, 2394, 3458, 4446, 5187, 8387, 10374, 15561, 16774, 25161, 31122, 50322, 58709, 75483, 109031, 117418, 150966, 159353, 176127, 218062, 318706, 327093, 352254, 478059, 528381, 654186, 763217, 956118, 981279, 1056762, 1115471, 1434177, 1526434, 1962558, 2071589, 2230942, 2289651, 2868354, 3346413, 4143178, 4579302, 6214767, 6692826, 6868953, 10039239, 12429534, 13737906, 14501123, 18644301, 20078478, 29002246, 37288602, 43503369, 87006738, 130510107, 261020214]

約数ペア:

[(1, 261020214), (2, 130510107), (3, 87006738), (6, 43503369), (7, 37288602), (9, 29002246), (13, 20078478), (14, 18644301), (18, 14501123), (19, 13737906), (21, 12429534), (26, 10039239), (38, 6868953), (39, 6692826), (42, 6214767), (57, 4579302), (63, 4143178), (78, 3346413), (91, 2868354), (114, 2289651), (117, 2230942), (126, 2071589), (133, 1962558), (171, 1526434), (182, 1434177), (234, 1115471), (247, 1056762), (266, 981279), (273, 956118), (342, 763217), (399, 654186), (494, 528381), (546, 478059), (741, 352254), (798, 327093), (819, 318706), (1197, 218062), (1482, 176127), (1638, 159353), (1729, 150966), (2223, 117418), (2394, 109031), (3458, 75483), (4446, 58709), (5187, 50322), (8387, 31122), (10374, 25161), (15561, 16774)]