2121392

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:106

約数の個数: 80

約数和(自身を含む): 5332992

約数和(自身を除く): 3211600

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 47, 52, 56, 62, 91, 94, 104, 112, 124, 182, 188, 208, 217, 248, 329, 364, 376, 403, 434, 496, 611, 658, 728, 752, 806, 868, 1222, 1316, 1456, 1457, 1612, 1736, 2444, 2632, 2821, 2914, 3224, 3472, 4277, 4888, 5264, 5642, 5828, 6448, 8554, 9776, 10199, 11284, 11656, 17108, 18941, 20398, 22568, 23312, 34216, 37882, 40796, 45136, 68432, 75764, 81592, 132587, 151528, 163184, 265174, 303056, 530348, 1060696, 2121392]

約数ペア:

[(1, 2121392), (2, 1060696), (4, 530348), (7, 303056), (8, 265174), (13, 163184), (14, 151528), (16, 132587), (26, 81592), (28, 75764), (31, 68432), (47, 45136), (52, 40796), (56, 37882), (62, 34216), (91, 23312), (94, 22568), (104, 20398), (112, 18941), (124, 17108), (182, 11656), (188, 11284), (208, 10199), (217, 9776), (248, 8554), (329, 6448), (364, 5828), (376, 5642), (403, 5264), (434, 4888), (496, 4277), (611, 3472), (658, 3224), (728, 2914), (752, 2821), (806, 2632), (868, 2444), (1222, 1736), (1316, 1612), (1456, 1457)]