251661441

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1951}}^1$

素因数の和:2077

約数の個数: 32

約数和(自身を含む): 369786880

約数和(自身を除く): 118125439

約数列:

[1, 3, 19, 31, 57, 73, 93, 219, 589, 1387, 1767, 1951, 2263, 4161, 5853, 6789, 37069, 42997, 60481, 111207, 128991, 142423, 181443, 427269, 1149139, 2706037, 3447417, 4415113, 8118111, 13245339, 83887147, 251661441]

約数ペア:

[(1, 251661441), (3, 83887147), (19, 13245339), (31, 8118111), (57, 4415113), (73, 3447417), (93, 2706037), (219, 1149139), (589, 427269), (1387, 181443), (1767, 142423), (1951, 128991), (2263, 111207), (4161, 60481), (5853, 42997), (6789, 37069)]