217143468

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{1087}}^1$

素因数の和:1307

約数の個数: 72

約数和(自身を含む): 570286080

約数和(自身を除く): 353142612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 179, 186, 279, 358, 372, 537, 558, 716, 1074, 1087, 1116, 1611, 2148, 2174, 3222, 3261, 4348, 5549, 6444, 6522, 9783, 11098, 13044, 16647, 19566, 22196, 33294, 33697, 39132, 49941, 66588, 67394, 99882, 101091, 134788, 194573, 199764, 202182, 303273, 389146, 404364, 583719, 606546, 778292, 1167438, 1213092, 1751157, 2334876, 3502314, 6031763, 7004628, 12063526, 18095289, 24127052, 36190578, 54285867, 72381156, 108571734, 217143468]

約数ペア:

[(1, 217143468), (2, 108571734), (3, 72381156), (4, 54285867), (6, 36190578), (9, 24127052), (12, 18095289), (18, 12063526), (31, 7004628), (36, 6031763), (62, 3502314), (93, 2334876), (124, 1751157), (179, 1213092), (186, 1167438), (279, 778292), (358, 606546), (372, 583719), (537, 404364), (558, 389146), (716, 303273), (1074, 202182), (1087, 199764), (1116, 194573), (1611, 134788), (2148, 101091), (2174, 99882), (3222, 67394), (3261, 66588), (4348, 49941), (5549, 39132), (6444, 33697), (6522, 33294), (9783, 22196), (11098, 19566), (13044, 16647)]