405672056

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{491}}^1\times {\mathrm{743}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 768700800

約数和(自身を除く): 363028744

約数列:

[1, 2, 4, 8, 139, 278, 491, 556, 743, 982, 1112, 1486, 1964, 2972, 3928, 5944, 68249, 103277, 136498, 206554, 272996, 364813, 413108, 545992, 729626, 826216, 1459252, 2918504, 50709007, 101418014, 202836028, 405672056]

約数ペア:

[(1, 405672056), (2, 202836028), (4, 101418014), (8, 50709007), (139, 2918504), (278, 1459252), (491, 826216), (556, 729626), (743, 545992), (982, 413108), (1112, 364813), (1486, 272996), (1964, 206554), (2972, 136498), (3928, 103277), (5944, 68249)]