128291772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{18401}}^1$

素因数の和:18498

約数の個数: 48

約数和(自身を含む): 346252032

約数和(自身を除く): 217960260

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 83, 84, 166, 249, 332, 498, 581, 996, 1162, 1743, 2324, 3486, 6972, 18401, 36802, 55203, 73604, 110406, 128807, 220812, 257614, 386421, 515228, 772842, 1527283, 1545684, 3054566, 4581849, 6109132, 9163698, 10690981, 18327396, 21381962, 32072943, 42763924, 64145886, 128291772]

約数ペア:

[(1, 128291772), (2, 64145886), (3, 42763924), (4, 32072943), (6, 21381962), (7, 18327396), (12, 10690981), (14, 9163698), (21, 6109132), (28, 4581849), (42, 3054566), (83, 1545684), (84, 1527283), (166, 772842), (249, 515228), (332, 386421), (498, 257614), (581, 220812), (996, 128807), (1162, 110406), (1743, 73604), (2324, 55203), (3486, 36802), (6972, 18401)]