128468662

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:373

約数の個数: 64

約数和(自身を含む): 242694144

約数和(自身を除く): 114225482

約数列:

[1, 2, 7, 14, 23, 37, 41, 46, 74, 82, 161, 259, 263, 287, 322, 518, 526, 574, 851, 943, 1517, 1702, 1841, 1886, 3034, 3682, 5957, 6049, 6601, 9731, 10619, 10783, 11914, 12098, 13202, 19462, 21238, 21566, 34891, 42343, 68117, 69782, 75481, 84686, 136234, 150962, 223813, 244237, 248009, 398971, 447626, 488474, 496018, 797942, 1566691, 1736063, 2792797, 3133382, 3472126, 5585594, 9176333, 18352666, 64234331, 128468662]

約数ペア:

[(1, 128468662), (2, 64234331), (7, 18352666), (14, 9176333), (23, 5585594), (37, 3472126), (41, 3133382), (46, 2792797), (74, 1736063), (82, 1566691), (161, 797942), (259, 496018), (263, 488474), (287, 447626), (322, 398971), (518, 248009), (526, 244237), (574, 223813), (851, 150962), (943, 136234), (1517, 84686), (1702, 75481), (1841, 69782), (1886, 68117), (3034, 42343), (3682, 34891), (5957, 21566), (6049, 21238), (6601, 19462), (9731, 13202), (10619, 12098), (10783, 11914)]