158657828

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4889}}^1$

素因数の和:4980

約数の個数: 48

約数和(自身を含む): 339561600

約数和(自身を除く): 180903772

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 61, 76, 122, 133, 244, 266, 427, 532, 854, 1159, 1708, 2318, 4636, 4889, 8113, 9778, 16226, 19556, 32452, 34223, 68446, 92891, 136892, 185782, 298229, 371564, 596458, 650237, 1192916, 1300474, 2087603, 2600948, 4175206, 5666351, 8350412, 11332702, 22665404, 39664457, 79328914, 158657828]

約数ペア:

[(1, 158657828), (2, 79328914), (4, 39664457), (7, 22665404), (14, 11332702), (19, 8350412), (28, 5666351), (38, 4175206), (61, 2600948), (76, 2087603), (122, 1300474), (133, 1192916), (244, 650237), (266, 596458), (427, 371564), (532, 298229), (854, 185782), (1159, 136892), (1708, 92891), (2318, 68446), (4636, 34223), (4889, 32452), (8113, 19556), (9778, 16226)]