388377464

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{3251}}^1$

素因数の和:3503

約数の個数: 32

約数和(自身を含む): 740480400

約数和(自身を除く): 352102936

約数列:

[1, 2, 4, 8, 109, 137, 218, 274, 436, 548, 872, 1096, 3251, 6502, 13004, 14933, 26008, 29866, 59732, 119464, 354359, 445387, 708718, 890774, 1417436, 1781548, 2834872, 3563096, 48547183, 97094366, 194188732, 388377464]

約数ペア:

[(1, 388377464), (2, 194188732), (4, 97094366), (8, 48547183), (109, 3563096), (137, 2834872), (218, 1781548), (274, 1417436), (436, 890774), (548, 708718), (872, 445387), (1096, 354359), (3251, 119464), (6502, 59732), (13004, 29866), (14933, 26008)]