399071804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{8231}}^1$

素因数の和:8306

約数の個数: 48

約数和(自身を含む): 796594176

約数和(自身を除く): 397522372

約数列:

[1, 2, 4, 17, 23, 31, 34, 46, 62, 68, 92, 124, 391, 527, 713, 782, 1054, 1426, 1564, 2108, 2852, 8231, 12121, 16462, 24242, 32924, 48484, 139927, 189313, 255161, 279854, 378626, 510322, 559708, 757252, 1020644, 3218321, 4337737, 5868703, 6436642, 8675474, 11737406, 12873284, 17350948, 23474812, 99767951, 199535902, 399071804]

約数ペア:

[(1, 399071804), (2, 199535902), (4, 99767951), (17, 23474812), (23, 17350948), (31, 12873284), (34, 11737406), (46, 8675474), (62, 6436642), (68, 5868703), (92, 4337737), (124, 3218321), (391, 1020644), (527, 757252), (713, 559708), (782, 510322), (1054, 378626), (1426, 279854), (1564, 255161), (2108, 189313), (2852, 139927), (8231, 48484), (12121, 32924), (16462, 24242)]