205328318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{3499}}^1$

素因数の和:3612

約数の個数: 32

約数和(自身を含む): 346332000

約数和(自身を除く): 141003682

約数列:

[1, 2, 13, 26, 37, 61, 74, 122, 481, 793, 962, 1586, 2257, 3499, 4514, 6998, 29341, 45487, 58682, 90974, 129463, 213439, 258926, 426878, 1683019, 2774707, 3366038, 5549414, 7897243, 15794486, 102664159, 205328318]

約数ペア:

[(1, 205328318), (2, 102664159), (13, 15794486), (26, 7897243), (37, 5549414), (61, 3366038), (74, 2774707), (122, 1683019), (481, 426878), (793, 258926), (962, 213439), (1586, 129463), (2257, 90974), (3499, 58682), (4514, 45487), (6998, 29341)]