39038428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 81002880

約数和(自身を除く): 41964452

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 139, 143, 278, 286, 491, 556, 572, 982, 1529, 1807, 1964, 3058, 3614, 5401, 6116, 6383, 7228, 10802, 12766, 19877, 21604, 25532, 39754, 68249, 70213, 79508, 136498, 140426, 272996, 280852, 750739, 887237, 1501478, 1774474, 3002956, 3548948, 9759607, 19519214, 39038428]

約数ペア:

[(1, 39038428), (2, 19519214), (4, 9759607), (11, 3548948), (13, 3002956), (22, 1774474), (26, 1501478), (44, 887237), (52, 750739), (139, 280852), (143, 272996), (278, 140426), (286, 136498), (491, 79508), (556, 70213), (572, 68249), (982, 39754), (1529, 25532), (1807, 21604), (1964, 19877), (3058, 12766), (3614, 10802), (5401, 7228), (6116, 6383)]