634998676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^2$

素因数の和:908

約数の個数: 36

約数和(自身を含む): 1216095132

約数和(自身を除く): 581096456

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 409, 818, 949, 1636, 1898, 3796, 5317, 10634, 21268, 29857, 59714, 119428, 167281, 334562, 388141, 669124, 776282, 1552564, 2174653, 4349306, 8698612, 12211513, 24423026, 48846052, 158749669, 317499338, 634998676]

約数ペア:

[(1, 634998676), (2, 317499338), (4, 158749669), (13, 48846052), (26, 24423026), (52, 12211513), (73, 8698612), (146, 4349306), (292, 2174653), (409, 1552564), (818, 776282), (949, 669124), (1636, 388141), (1898, 334562), (3796, 167281), (5317, 119428), (10634, 59714), (21268, 29857)]