638775792

素因数分解:

$2^4\times 3^2\times {\mathrm{4435943}}^1$

素因数の和:4435957

約数の個数: 30

約数和(自身を含む): 1787685432

約数和(自身を除く): 1148909640

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 4435943, 8871886, 13307829, 17743772, 26615658, 35487544, 39923487, 53231316, 70975088, 79846974, 106462632, 159693948, 212925264, 319387896, 638775792]

約数ペア:

[(1, 638775792), (2, 319387896), (3, 212925264), (4, 159693948), (6, 106462632), (8, 79846974), (9, 70975088), (12, 53231316), (16, 39923487), (18, 35487544), (24, 26615658), (36, 17743772), (48, 13307829), (72, 8871886), (144, 4435943)]