291243990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{27817}}^1$

素因数の和:28176

約数の個数: 32

約数和(自身を含む): 701013600

約数和(自身を除く): 409769610

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 349, 698, 1047, 1745, 2094, 3490, 5235, 10470, 27817, 55634, 83451, 139085, 166902, 278170, 417255, 834510, 9708133, 19416266, 29124399, 48540665, 58248798, 97081330, 145621995, 291243990]

約数ペア:

[(1, 291243990), (2, 145621995), (3, 97081330), (5, 58248798), (6, 48540665), (10, 29124399), (15, 19416266), (30, 9708133), (349, 834510), (698, 417255), (1047, 278170), (1745, 166902), (2094, 139085), (3490, 83451), (5235, 55634), (10470, 27817)]