128379968284

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{218047}}^1$

素因数の和:218258

約数の個数: 48

約数和(自身を含む): 242260049920

約数和(自身を除く): 113880081636

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 127, 244, 254, 508, 1159, 2318, 2413, 4636, 4826, 7747, 9652, 15494, 30988, 147193, 218047, 294386, 436094, 588772, 872188, 4142893, 8285786, 13300867, 16571572, 26601734, 27691969, 53203468, 55383938, 110767876, 252716473, 505432946, 526147411, 1010865892, 1052294822, 1689210109, 2104589644, 3378420218, 6756840436, 32094992071, 64189984142, 128379968284]

約数ペア:

[(1, 128379968284), (2, 64189984142), (4, 32094992071), (19, 6756840436), (38, 3378420218), (61, 2104589644), (76, 1689210109), (122, 1052294822), (127, 1010865892), (244, 526147411), (254, 505432946), (508, 252716473), (1159, 110767876), (2318, 55383938), (2413, 53203468), (4636, 27691969), (4826, 26601734), (7747, 16571572), (9652, 13300867), (15494, 8285786), (30988, 4142893), (147193, 872188), (218047, 588772), (294386, 436094)]