138399044

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 282226560

約数和(自身を除く): 143827516

約数列:

[1, 2, 4, 7, 14, 28, 109, 137, 218, 274, 331, 436, 548, 662, 763, 959, 1324, 1526, 1918, 2317, 3052, 3836, 4634, 9268, 14933, 29866, 36079, 45347, 59732, 72158, 90694, 104531, 144316, 181388, 209062, 252553, 317429, 418124, 505106, 634858, 1010212, 1269716, 4942823, 9885646, 19771292, 34599761, 69199522, 138399044]

約数ペア:

[(1, 138399044), (2, 69199522), (4, 34599761), (7, 19771292), (14, 9885646), (28, 4942823), (109, 1269716), (137, 1010212), (218, 634858), (274, 505106), (331, 418124), (436, 317429), (548, 252553), (662, 209062), (763, 181388), (959, 144316), (1324, 104531), (1526, 90694), (1918, 72158), (2317, 59732), (3052, 45347), (3836, 36079), (4634, 29866), (9268, 14933)]