339907928

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{1861}}^1$

素因数の和:1980

約数の個数: 48

約数和(自身を含む): 685960800

約数和(自身を除く): 346052872

約数列:

[1, 2, 4, 8, 17, 34, 68, 79, 136, 158, 289, 316, 578, 632, 1156, 1343, 1861, 2312, 2686, 3722, 5372, 7444, 10744, 14888, 22831, 31637, 45662, 63274, 91324, 126548, 147019, 182648, 253096, 294038, 537829, 588076, 1075658, 1176152, 2151316, 2499323, 4302632, 4998646, 9997292, 19994584, 42488491, 84976982, 169953964, 339907928]

約数ペア:

[(1, 339907928), (2, 169953964), (4, 84976982), (8, 42488491), (17, 19994584), (34, 9997292), (68, 4998646), (79, 4302632), (136, 2499323), (158, 2151316), (289, 1176152), (316, 1075658), (578, 588076), (632, 537829), (1156, 294038), (1343, 253096), (1861, 182648), (2312, 147019), (2686, 126548), (3722, 91324), (5372, 63274), (7444, 45662), (10744, 31637), (14888, 22831)]