128980332

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{275599}}^1$

素因数の和:275622

約数の個数: 36

約数和(自身を含む): 351114400

約数和(自身を除く): 222134068

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 275599, 551198, 826797, 1102396, 1653594, 2480391, 3307188, 3582787, 4960782, 7165574, 9921564, 10748361, 14331148, 21496722, 32245083, 42993444, 64490166, 128980332]

約数ペア:

[(1, 128980332), (2, 64490166), (3, 42993444), (4, 32245083), (6, 21496722), (9, 14331148), (12, 10748361), (13, 9921564), (18, 7165574), (26, 4960782), (36, 3582787), (39, 3307188), (52, 2480391), (78, 1653594), (117, 1102396), (156, 826797), (234, 551198), (468, 275599)]