79781546

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{347}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 133297920

約数和(自身を除く): 53516374

約数列:

[1, 2, 13, 26, 37, 74, 239, 347, 478, 481, 694, 962, 3107, 4511, 6214, 8843, 9022, 12839, 17686, 25678, 82933, 114959, 165866, 166907, 229918, 333814, 1078129, 2156258, 3068521, 6137042, 39890773, 79781546]

約数ペア:

[(1, 79781546), (2, 39890773), (13, 6137042), (26, 3068521), (37, 2156258), (74, 1078129), (239, 333814), (347, 229918), (478, 166907), (481, 165866), (694, 114959), (962, 82933), (3107, 25678), (4511, 17686), (6214, 12839), (8843, 9022)]