129927896

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 285120000

約数和(自身を除く): 155192104

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 131, 178, 199, 262, 356, 398, 524, 623, 712, 796, 917, 1048, 1246, 1393, 1592, 1834, 2492, 2786, 3668, 4984, 5572, 7336, 11144, 11659, 17711, 23318, 26069, 35422, 46636, 52138, 70844, 81613, 93272, 104276, 123977, 141688, 163226, 182483, 208552, 247954, 326452, 364966, 495908, 652904, 729932, 991816, 1459864, 2320141, 4640282, 9280564, 16240987, 18561128, 32481974, 64963948, 129927896]

約数ペア:

[(1, 129927896), (2, 64963948), (4, 32481974), (7, 18561128), (8, 16240987), (14, 9280564), (28, 4640282), (56, 2320141), (89, 1459864), (131, 991816), (178, 729932), (199, 652904), (262, 495908), (356, 364966), (398, 326452), (524, 247954), (623, 208552), (712, 182483), (796, 163226), (917, 141688), (1048, 123977), (1246, 104276), (1393, 93272), (1592, 81613), (1834, 70844), (2492, 52138), (2786, 46636), (3668, 35422), (4984, 26069), (5572, 23318), (7336, 17711), (11144, 11659)]