391150591

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 450551808

約数和(自身を除く): 59401217

約数列:

[1, 13, 31, 47, 107, 193, 403, 611, 1391, 1457, 2509, 3317, 5029, 5983, 9071, 18941, 20651, 43121, 65377, 77779, 117923, 155899, 268463, 281201, 640181, 970597, 2026687, 3655613, 8322353, 12617761, 30088507, 391150591]

約数ペア:

[(1, 391150591), (13, 30088507), (31, 12617761), (47, 8322353), (107, 3655613), (193, 2026687), (403, 970597), (611, 640181), (1391, 281201), (1457, 268463), (2509, 155899), (3317, 117923), (5029, 77779), (5983, 65377), (9071, 43121), (18941, 20651)]