247390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:204

約数の個数: 32

約数和(自身を含む): 526176

約数和(自身を除く): 278786

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 173, 286, 346, 715, 865, 1430, 1730, 1903, 2249, 3806, 4498, 9515, 11245, 19030, 22490, 24739, 49478, 123695, 247390]

約数ペア:

[(1, 247390), (2, 123695), (5, 49478), (10, 24739), (11, 22490), (13, 19030), (22, 11245), (26, 9515), (55, 4498), (65, 3806), (110, 2249), (130, 1903), (143, 1730), (173, 1430), (286, 865), (346, 715)]