51757935

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2113}}^1$

素因数の和:2215

約数の個数: 32

約数和(自身を含む): 87671808

約数和(自身を除く): 35913873

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 213, 345, 355, 1065, 1633, 2113, 4899, 6339, 8165, 10565, 24495, 31695, 48599, 145797, 150023, 242995, 450069, 728985, 750115, 2250345, 3450529, 10351587, 17252645, 51757935]

約数ペア:

[(1, 51757935), (3, 17252645), (5, 10351587), (15, 3450529), (23, 2250345), (69, 750115), (71, 728985), (115, 450069), (213, 242995), (345, 150023), (355, 145797), (1065, 48599), (1633, 31695), (2113, 24495), (4899, 10565), (6339, 8165)]