31482465

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 60383232

約数和(自身を除く): 28900767

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 71, 103, 105, 123, 205, 213, 287, 309, 355, 497, 515, 615, 721, 861, 1065, 1435, 1491, 1545, 2163, 2485, 2911, 3605, 4223, 4305, 7313, 7455, 8733, 10815, 12669, 14555, 20377, 21115, 21939, 29561, 36565, 43665, 51191, 61131, 63345, 88683, 101885, 109695, 147805, 153573, 255955, 299833, 305655, 443415, 767865, 899499, 1499165, 2098831, 4497495, 6296493, 10494155, 31482465]

約数ペア:

[(1, 31482465), (3, 10494155), (5, 6296493), (7, 4497495), (15, 2098831), (21, 1499165), (35, 899499), (41, 767865), (71, 443415), (103, 305655), (105, 299833), (123, 255955), (205, 153573), (213, 147805), (287, 109695), (309, 101885), (355, 88683), (497, 63345), (515, 61131), (615, 51191), (721, 43665), (861, 36565), (1065, 29561), (1435, 21939), (1491, 21115), (1545, 20377), (2163, 14555), (2485, 12669), (2911, 10815), (3605, 8733), (4223, 7455), (4305, 7313)]