7856212

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 17160192

約数和(自身を除く): 9303980

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 113, 182, 191, 226, 364, 382, 452, 764, 791, 1337, 1469, 1582, 2483, 2674, 2938, 3164, 4966, 5348, 5876, 9932, 10283, 17381, 20566, 21583, 34762, 41132, 43166, 69524, 86332, 151081, 280579, 302162, 561158, 604324, 1122316, 1964053, 3928106, 7856212]

約数ペア:

[(1, 7856212), (2, 3928106), (4, 1964053), (7, 1122316), (13, 604324), (14, 561158), (26, 302162), (28, 280579), (52, 151081), (91, 86332), (113, 69524), (182, 43166), (191, 41132), (226, 34762), (364, 21583), (382, 20566), (452, 17381), (764, 10283), (791, 9932), (1337, 5876), (1469, 5348), (1582, 4966), (2483, 3164), (2674, 2938)]