643692

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 1756160

約数和(自身を除く): 1112468

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 97, 158, 194, 237, 291, 316, 388, 474, 553, 582, 679, 948, 1106, 1164, 1358, 1659, 2037, 2212, 2716, 3318, 4074, 6636, 7663, 8148, 15326, 22989, 30652, 45978, 53641, 91956, 107282, 160923, 214564, 321846, 643692]

約数ペア:

[(1, 643692), (2, 321846), (3, 214564), (4, 160923), (6, 107282), (7, 91956), (12, 53641), (14, 45978), (21, 30652), (28, 22989), (42, 15326), (79, 8148), (84, 7663), (97, 6636), (158, 4074), (194, 3318), (237, 2716), (291, 2212), (316, 2037), (388, 1659), (474, 1358), (553, 1164), (582, 1106), (679, 948)]