155113917

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{557}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 241056000

約数和(自身を除く): 85942083

約数列:

[1, 3, 7, 21, 89, 149, 267, 447, 557, 623, 1043, 1671, 1869, 3129, 3899, 11697, 13261, 39783, 49573, 82993, 92827, 148719, 248979, 278481, 347011, 580951, 1041033, 1742853, 7386377, 22159131, 51704639, 155113917]

約数ペア:

[(1, 155113917), (3, 51704639), (7, 22159131), (21, 7386377), (89, 1742853), (149, 1041033), (267, 580951), (447, 347011), (557, 278481), (623, 248979), (1043, 148719), (1671, 92827), (1869, 82993), (3129, 49573), (3899, 39783), (11697, 13261)]