289309065

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{6121}}^1$

素因数の和:6289

約数の個数: 32

約数和(自身を含む): 486625536

約数和(自身を除く): 197316471

約数列:

[1, 3, 5, 15, 23, 69, 115, 137, 345, 411, 685, 2055, 3151, 6121, 9453, 15755, 18363, 30605, 47265, 91815, 140783, 422349, 703915, 838577, 2111745, 2515731, 4192885, 12578655, 19287271, 57861813, 96436355, 289309065]

約数ペア:

[(1, 289309065), (3, 96436355), (5, 57861813), (15, 19287271), (23, 12578655), (69, 4192885), (115, 2515731), (137, 2111745), (345, 838577), (411, 703915), (685, 422349), (2055, 140783), (3151, 91815), (6121, 47265), (9453, 30605), (15755, 18363)]