1212173859

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{1951}}^1$

素因数の和:2235

約数の個数: 32

約数和(自身を含む): 1770854400

約数和(自身を除く): 558680541

約数列:

[1, 3, 13, 39, 89, 179, 267, 537, 1157, 1951, 2327, 3471, 5853, 6981, 15931, 25363, 47793, 76089, 173639, 207103, 349229, 520917, 621309, 1047687, 2257307, 4539977, 6771921, 13619931, 31081381, 93244143, 404057953, 1212173859]

約数ペア:

[(1, 1212173859), (3, 404057953), (13, 93244143), (39, 31081381), (89, 13619931), (179, 6771921), (267, 4539977), (537, 2257307), (1157, 1047687), (1951, 621309), (2327, 520917), (3471, 349229), (5853, 207103), (6981, 173639), (15931, 76089), (25363, 47793)]