393297788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{26171}}^1$

素因数の和:26222

約数の個数: 36

約数和(自身を含む): 787410792

約数和(自身を除く): 394113004

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 289, 442, 578, 884, 1156, 3757, 7514, 15028, 26171, 52342, 104684, 340223, 444907, 680446, 889814, 1360892, 1779628, 5783791, 7563419, 11567582, 15126838, 23135164, 30253676, 98324447, 196648894, 393297788]

約数ペア:

[(1, 393297788), (2, 196648894), (4, 98324447), (13, 30253676), (17, 23135164), (26, 15126838), (34, 11567582), (52, 7563419), (68, 5783791), (221, 1779628), (289, 1360892), (442, 889814), (578, 680446), (884, 444907), (1156, 340223), (3757, 104684), (7514, 52342), (15028, 26171)]