206577455

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 313528320

約数和(自身を除く): 106950865

約数列:

[1, 5, 7, 17, 35, 47, 83, 85, 89, 119, 235, 329, 415, 445, 581, 595, 623, 799, 1411, 1513, 1645, 2905, 3115, 3901, 3995, 4183, 5593, 7055, 7387, 7565, 9877, 10591, 19505, 20915, 27307, 27965, 29281, 36935, 49385, 51709, 52955, 66317, 71111, 125579, 136535, 146405, 258545, 331585, 347189, 355555, 464219, 497777, 627895, 879053, 1735945, 2321095, 2430323, 2488885, 4395265, 5902213, 12151615, 29511065, 41315491, 206577455]

約数ペア:

[(1, 206577455), (5, 41315491), (7, 29511065), (17, 12151615), (35, 5902213), (47, 4395265), (83, 2488885), (85, 2430323), (89, 2321095), (119, 1735945), (235, 879053), (329, 627895), (415, 497777), (445, 464219), (581, 355555), (595, 347189), (623, 331585), (799, 258545), (1411, 146405), (1513, 136535), (1645, 125579), (2905, 71111), (3115, 66317), (3901, 52955), (3995, 51709), (4183, 49385), (5593, 36935), (7055, 29281), (7387, 27965), (7565, 27307), (9877, 20915), (10591, 19505)]