13232421

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 19918080

約数和(自身を除く): 6685659

約数列:

[1, 3, 9, 37, 79, 111, 237, 333, 503, 711, 1509, 2923, 4527, 8769, 18611, 26307, 39737, 55833, 119211, 167499, 357633, 1470269, 4410807, 13232421]

約数ペア:

[(1, 13232421), (3, 4410807), (9, 1470269), (37, 357633), (79, 167499), (111, 119211), (237, 55833), (333, 39737), (503, 26307), (711, 18611), (1509, 8769), (2923, 4527)]