157768728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{505669}}^1$

素因数の和:505691

約数の個数: 32

約数和(自身を含む): 424762800

約数和(自身を除く): 266994072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 505669, 1011338, 1517007, 2022676, 3034014, 4045352, 6068028, 6573697, 12136056, 13147394, 19721091, 26294788, 39442182, 52589576, 78884364, 157768728]

約数ペア:

[(1, 157768728), (2, 78884364), (3, 52589576), (4, 39442182), (6, 26294788), (8, 19721091), (12, 13147394), (13, 12136056), (24, 6573697), (26, 6068028), (39, 4045352), (52, 3034014), (78, 2022676), (104, 1517007), (156, 1011338), (312, 505669)]