231815045

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:650

約数の個数: 64

約数和(自身を含む): 370262016

約数和(自身を除く): 138446971

約数列:

[1, 5, 7, 11, 23, 35, 47, 55, 77, 115, 161, 235, 253, 329, 385, 517, 557, 805, 1081, 1265, 1645, 1771, 2585, 2785, 3619, 3899, 5405, 6127, 7567, 8855, 11891, 12811, 18095, 19495, 26179, 30635, 37835, 42889, 59455, 64055, 83237, 89677, 130895, 140921, 183253, 214445, 287969, 416185, 448385, 602117, 704605, 916265, 986447, 1439845, 2015783, 3010585, 4214819, 4932235, 6623287, 10078915, 21074095, 33116435, 46363009, 231815045]

約数ペア:

[(1, 231815045), (5, 46363009), (7, 33116435), (11, 21074095), (23, 10078915), (35, 6623287), (47, 4932235), (55, 4214819), (77, 3010585), (115, 2015783), (161, 1439845), (235, 986447), (253, 916265), (329, 704605), (385, 602117), (517, 448385), (557, 416185), (805, 287969), (1081, 214445), (1265, 183253), (1645, 140921), (1771, 130895), (2585, 89677), (2785, 83237), (3619, 64055), (3899, 59455), (5405, 42889), (6127, 37835), (7567, 30635), (8855, 26179), (11891, 19495), (12811, 18095)]