261057324

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{487}}^1$

素因数の和:667

約数の個数: 96

約数和(自身を含む): 692600832

約数和(自身を除く): 431543508

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 44, 62, 66, 93, 124, 131, 132, 186, 262, 341, 372, 393, 487, 524, 682, 786, 974, 1023, 1364, 1441, 1461, 1572, 1948, 2046, 2882, 2922, 4061, 4092, 4323, 5357, 5764, 5844, 8122, 8646, 10714, 12183, 15097, 16071, 16244, 17292, 21428, 24366, 30194, 32142, 44671, 45291, 48732, 60388, 63797, 64284, 89342, 90582, 127594, 134013, 166067, 178684, 181164, 191391, 255188, 268026, 332134, 382782, 498201, 536052, 664268, 701767, 765564, 996402, 1403534, 1977707, 1992804, 2105301, 2807068, 3955414, 4210602, 5933121, 7910828, 8421204, 11866242, 21754777, 23732484, 43509554, 65264331, 87019108, 130528662, 261057324]

約数ペア:

[(1, 261057324), (2, 130528662), (3, 87019108), (4, 65264331), (6, 43509554), (11, 23732484), (12, 21754777), (22, 11866242), (31, 8421204), (33, 7910828), (44, 5933121), (62, 4210602), (66, 3955414), (93, 2807068), (124, 2105301), (131, 1992804), (132, 1977707), (186, 1403534), (262, 996402), (341, 765564), (372, 701767), (393, 664268), (487, 536052), (524, 498201), (682, 382782), (786, 332134), (974, 268026), (1023, 255188), (1364, 191391), (1441, 181164), (1461, 178684), (1572, 166067), (1948, 134013), (2046, 127594), (2882, 90582), (2922, 89342), (4061, 64284), (4092, 63797), (4323, 60388), (5357, 48732), (5764, 45291), (5844, 44671), (8122, 32142), (8646, 30194), (10714, 24366), (12183, 21428), (15097, 17292), (16071, 16244)]