81172446

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 178913280

約数和(自身を除く): 97740834

約数列:

[1, 2, 3, 6, 19, 31, 38, 57, 62, 93, 103, 114, 186, 206, 223, 309, 446, 589, 618, 669, 1178, 1338, 1767, 1957, 3193, 3534, 3914, 4237, 5871, 6386, 6913, 8474, 9579, 11742, 12711, 13826, 19158, 20739, 22969, 25422, 41478, 45938, 60667, 68907, 121334, 131347, 137814, 182001, 262694, 364002, 394041, 436411, 712039, 788082, 872822, 1309233, 1424078, 2136117, 2618466, 4272234, 13528741, 27057482, 40586223, 81172446]

約数ペア:

[(1, 81172446), (2, 40586223), (3, 27057482), (6, 13528741), (19, 4272234), (31, 2618466), (38, 2136117), (57, 1424078), (62, 1309233), (93, 872822), (103, 788082), (114, 712039), (186, 436411), (206, 394041), (223, 364002), (309, 262694), (446, 182001), (589, 137814), (618, 131347), (669, 121334), (1178, 68907), (1338, 60667), (1767, 45938), (1957, 41478), (3193, 25422), (3534, 22969), (3914, 20739), (4237, 19158), (5871, 13826), (6386, 12711), (6913, 11742), (8474, 9579)]