1988364931

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{953}}^1$

素因数の和:1263

約数の個数: 32

約数和(自身を含む): 2448040320

約数和(自身を除く): 459675389

約数列:

[1, 7, 17, 89, 119, 197, 623, 953, 1379, 1513, 3349, 6671, 10591, 16201, 17533, 23443, 84817, 113407, 122731, 187741, 298061, 593719, 1314187, 1441889, 2086427, 3191597, 10093223, 16708949, 22341179, 116962643, 284052133, 1988364931]

約数ペア:

[(1, 1988364931), (7, 284052133), (17, 116962643), (89, 22341179), (119, 16708949), (197, 10093223), (623, 3191597), (953, 2086427), (1379, 1441889), (1513, 1314187), (3349, 593719), (6671, 298061), (10591, 187741), (16201, 122731), (17533, 113407), (23443, 84817)]