389619932

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{1087}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 753618432

約数和(自身を除く): 363998500

約数列:

[1, 2, 4, 13, 26, 52, 61, 113, 122, 226, 244, 452, 793, 1087, 1469, 1586, 2174, 2938, 3172, 4348, 5876, 6893, 13786, 14131, 27572, 28262, 56524, 66307, 89609, 122831, 132614, 179218, 245662, 265228, 358436, 491324, 861991, 1596803, 1723982, 3193606, 3447964, 6387212, 7492691, 14985382, 29970764, 97404983, 194809966, 389619932]

約数ペア:

[(1, 389619932), (2, 194809966), (4, 97404983), (13, 29970764), (26, 14985382), (52, 7492691), (61, 6387212), (113, 3447964), (122, 3193606), (226, 1723982), (244, 1596803), (452, 861991), (793, 491324), (1087, 358436), (1469, 265228), (1586, 245662), (2174, 179218), (2938, 132614), (3172, 122831), (4348, 89609), (5876, 66307), (6893, 56524), (13786, 28262), (14131, 27572)]