90772346

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1\times {\mathrm{277}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 158526720

約数和(自身を除く): 67754374

約数列:

[1, 2, 7, 14, 89, 178, 263, 277, 526, 554, 623, 1246, 1841, 1939, 3682, 3878, 23407, 24653, 46814, 49306, 72851, 145702, 163849, 172571, 327698, 345142, 509957, 1019914, 6483739, 12967478, 45386173, 90772346]

約数ペア:

[(1, 90772346), (2, 45386173), (7, 12967478), (14, 6483739), (89, 1019914), (178, 509957), (263, 345142), (277, 327698), (526, 172571), (554, 163849), (623, 145702), (1246, 72851), (1841, 49306), (1939, 46814), (3682, 24653), (3878, 23407)]