31841085

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 57853440

約数和(自身を除く): 26012355

約数列:

[1, 3, 5, 15, 17, 23, 51, 61, 69, 85, 89, 115, 183, 255, 267, 305, 345, 391, 445, 915, 1037, 1173, 1335, 1403, 1513, 1955, 2047, 3111, 4209, 4539, 5185, 5429, 5865, 6141, 7015, 7565, 10235, 15555, 16287, 21045, 22695, 23851, 27145, 30705, 34799, 71553, 81435, 92293, 104397, 119255, 124867, 173995, 276879, 357765, 374601, 461465, 521985, 624335, 1384395, 1873005, 2122739, 6368217, 10613695, 31841085]

約数ペア:

[(1, 31841085), (3, 10613695), (5, 6368217), (15, 2122739), (17, 1873005), (23, 1384395), (51, 624335), (61, 521985), (69, 461465), (85, 374601), (89, 357765), (115, 276879), (183, 173995), (255, 124867), (267, 119255), (305, 104397), (345, 92293), (391, 81435), (445, 71553), (915, 34799), (1037, 30705), (1173, 27145), (1335, 23851), (1403, 22695), (1513, 21045), (1955, 16287), (2047, 15555), (3111, 10235), (4209, 7565), (4539, 7015), (5185, 6141), (5429, 5865)]