212542057

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 282683520

約数和(自身を除く): 70141463

約数列:

[1, 7, 13, 23, 49, 89, 91, 161, 163, 299, 623, 637, 1127, 1141, 1157, 2047, 2093, 2119, 3749, 4361, 7987, 8099, 14329, 14507, 14651, 14833, 26243, 26611, 48737, 56693, 100303, 101549, 103831, 183701, 186277, 188591, 333661, 341159, 710843, 1303939, 1320137, 2335627, 2388113, 4337593, 9240959, 16349389, 30363151, 212542057]

約数ペア:

[(1, 212542057), (7, 30363151), (13, 16349389), (23, 9240959), (49, 4337593), (89, 2388113), (91, 2335627), (161, 1320137), (163, 1303939), (299, 710843), (623, 341159), (637, 333661), (1127, 188591), (1141, 186277), (1157, 183701), (2047, 103831), (2093, 101549), (2119, 100303), (3749, 56693), (4361, 48737), (7987, 26611), (8099, 26243), (14329, 14833), (14507, 14651)]