43381989

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 75013120

約数和(自身を除く): 31631131

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 97, 217, 229, 279, 291, 651, 679, 687, 873, 1603, 1953, 2037, 2061, 3007, 4809, 6111, 7099, 9021, 14427, 21049, 21297, 22213, 27063, 49693, 63147, 63891, 66639, 149079, 155491, 189441, 199917, 447237, 466473, 688603, 1399419, 2065809, 4820221, 6197427, 14460663, 43381989]

約数ペア:

[(1, 43381989), (3, 14460663), (7, 6197427), (9, 4820221), (21, 2065809), (31, 1399419), (63, 688603), (93, 466473), (97, 447237), (217, 199917), (229, 189441), (279, 155491), (291, 149079), (651, 66639), (679, 63891), (687, 63147), (873, 49693), (1603, 27063), (1953, 22213), (2037, 21297), (2061, 21049), (3007, 14427), (4809, 9021), (6111, 7099)]