278415046

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{293}}^1$

素因数の和:565

約数の個数: 64

約数和(自身を含む): 540546048

約数和(自身を除く): 262131002

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 227, 293, 299, 322, 454, 586, 598, 1589, 2051, 2093, 2951, 3178, 3809, 4102, 4186, 5221, 5902, 6739, 7618, 10442, 13478, 20657, 26663, 36547, 41314, 47173, 53326, 66511, 67873, 73094, 87607, 94346, 133022, 135746, 175214, 465577, 475111, 613249, 864643, 931154, 950222, 1226498, 1529753, 1729286, 3059506, 6052501, 10708271, 12105002, 19886789, 21416542, 39773578, 139207523, 278415046]

約数ペア:

[(1, 278415046), (2, 139207523), (7, 39773578), (13, 21416542), (14, 19886789), (23, 12105002), (26, 10708271), (46, 6052501), (91, 3059506), (161, 1729286), (182, 1529753), (227, 1226498), (293, 950222), (299, 931154), (322, 864643), (454, 613249), (586, 475111), (598, 465577), (1589, 175214), (2051, 135746), (2093, 133022), (2951, 94346), (3178, 87607), (3809, 73094), (4102, 67873), (4186, 66511), (5221, 53326), (5902, 47173), (6739, 41314), (7618, 36547), (10442, 26663), (13478, 20657)]