289772314

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{1543}}^1$

素因数の和:1822

約数の個数: 32

約数和(自身を含む): 485581824

約数和(自身を除く): 195809510

約数列:

[1, 2, 13, 26, 31, 62, 233, 403, 466, 806, 1543, 3029, 3086, 6058, 7223, 14446, 20059, 40118, 47833, 93899, 95666, 187798, 359519, 621829, 719038, 1243658, 4673747, 9347494, 11145089, 22290178, 144886157, 289772314]

約数ペア:

[(1, 289772314), (2, 144886157), (13, 22290178), (26, 11145089), (31, 9347494), (62, 4673747), (233, 1243658), (403, 719038), (466, 621829), (806, 359519), (1543, 187798), (3029, 95666), (3086, 93899), (6058, 47833), (7223, 40118), (14446, 20059)]