242565705

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{78121}}^1$

素因数の和:78158

約数の個数: 32

約数和(自身を含む): 449982720

約数和(自身を除く): 207417015

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 78121, 234363, 390605, 703089, 1171815, 1796783, 2109267, 3515445, 5390349, 8983915, 10546335, 16171047, 26951745, 48513141, 80855235, 242565705]

約数ペア:

[(1, 242565705), (3, 80855235), (5, 48513141), (9, 26951745), (15, 16171047), (23, 10546335), (27, 8983915), (45, 5390349), (69, 3515445), (115, 2109267), (135, 1796783), (207, 1171815), (345, 703089), (621, 390605), (1035, 234363), (3105, 78121)]