17644887

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 29352960

約数和(自身を除く): 11708073

約数列:

[1, 3, 9, 13, 23, 39, 69, 79, 83, 117, 207, 237, 249, 299, 711, 747, 897, 1027, 1079, 1817, 1909, 2691, 3081, 3237, 5451, 5727, 6557, 9243, 9711, 16353, 17181, 19671, 23621, 24817, 59013, 70863, 74451, 85241, 150811, 212589, 223353, 255723, 452433, 767169, 1357299, 1960543, 5881629, 17644887]

約数ペア:

[(1, 17644887), (3, 5881629), (9, 1960543), (13, 1357299), (23, 767169), (39, 452433), (69, 255723), (79, 223353), (83, 212589), (117, 150811), (207, 85241), (237, 74451), (249, 70863), (299, 59013), (711, 24817), (747, 23621), (897, 19671), (1027, 17181), (1079, 16353), (1817, 9711), (1909, 9243), (2691, 6557), (3081, 5727), (3237, 5451)]