390228118

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{50587}}^1$

素因数の和:50644

約数の個数: 32

約数和(自身を含む): 728467200

約数和(自身を除く): 338239082

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 133, 203, 266, 406, 551, 1102, 3857, 7714, 50587, 101174, 354109, 708218, 961153, 1467023, 1922306, 2934046, 6728071, 10269161, 13456142, 20538322, 27873437, 55746874, 195114059, 390228118]

約数ペア:

[(1, 390228118), (2, 195114059), (7, 55746874), (14, 27873437), (19, 20538322), (29, 13456142), (38, 10269161), (58, 6728071), (133, 2934046), (203, 1922306), (266, 1467023), (406, 961153), (551, 708218), (1102, 354109), (3857, 101174), (7714, 50587)]