1279200039

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{673}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 1941896448

約数和(自身を除く): 662696409

約数列:

[1, 3, 13, 23, 39, 69, 163, 169, 299, 489, 507, 673, 897, 2019, 2119, 3749, 3887, 6357, 8749, 11247, 11661, 15479, 26247, 27547, 46437, 48737, 82641, 109699, 113737, 146211, 201227, 329097, 341211, 603681, 633581, 1426087, 1900743, 2523077, 2615951, 4278261, 7569231, 7847853, 18539131, 32800001, 55617393, 98400003, 426400013, 1279200039]

約数ペア:

[(1, 1279200039), (3, 426400013), (13, 98400003), (23, 55617393), (39, 32800001), (69, 18539131), (163, 7847853), (169, 7569231), (299, 4278261), (489, 2615951), (507, 2523077), (673, 1900743), (897, 1426087), (2019, 633581), (2119, 603681), (3749, 341211), (3887, 329097), (6357, 201227), (8749, 146211), (11247, 113737), (11661, 109699), (15479, 82641), (26247, 48737), (27547, 46437)]