128124756

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{39989}}^1$

素因数の和:40088

約数の個数: 36

約数和(自身を含む): 327518100

約数和(自身を除く): 199393344

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 39989, 79978, 119967, 159956, 239934, 359901, 479868, 719802, 1439604, 3559021, 7118042, 10677063, 14236084, 21354126, 32031189, 42708252, 64062378, 128124756]

約数ペア:

[(1, 128124756), (2, 64062378), (3, 42708252), (4, 32031189), (6, 21354126), (9, 14236084), (12, 10677063), (18, 7118042), (36, 3559021), (89, 1439604), (178, 719802), (267, 479868), (356, 359901), (534, 239934), (801, 159956), (1068, 119967), (1602, 79978), (3204, 39989)]