221551136

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{2729}}^1$

素因数の和:2841

約数の個数: 48

約数和(自身を含む): 454053600

約数和(自身を除く): 232502464

約数列:

[1, 2, 4, 8, 16, 32, 43, 59, 86, 118, 172, 236, 344, 472, 688, 944, 1376, 1888, 2537, 2729, 5074, 5458, 10148, 10916, 20296, 21832, 40592, 43664, 81184, 87328, 117347, 161011, 234694, 322022, 469388, 644044, 938776, 1288088, 1877552, 2576176, 3755104, 5152352, 6923473, 13846946, 27693892, 55387784, 110775568, 221551136]

約数ペア:

[(1, 221551136), (2, 110775568), (4, 55387784), (8, 27693892), (16, 13846946), (32, 6923473), (43, 5152352), (59, 3755104), (86, 2576176), (118, 1877552), (172, 1288088), (236, 938776), (344, 644044), (472, 469388), (688, 322022), (944, 234694), (1376, 161011), (1888, 117347), (2537, 87328), (2729, 81184), (5074, 43664), (5458, 40592), (10148, 21832), (10916, 20296)]