12456421136

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{1381}}^1\times {\mathrm{1597}}^1$

素因数の和:3339

約数の個数: 40

約数和(自身を含む): 24235376664

約数和(自身を除く): 11778955528

約数列:

[1, 2, 4, 8, 16, 353, 706, 1381, 1412, 1597, 2762, 2824, 3194, 5524, 5648, 6388, 11048, 12776, 22096, 25552, 487493, 563741, 974986, 1127482, 1949972, 2205457, 2254964, 3899944, 4410914, 4509928, 7799888, 8821828, 9019856, 17643656, 35287312, 778526321, 1557052642, 3114105284, 6228210568, 12456421136]

約数ペア:

[(1, 12456421136), (2, 6228210568), (4, 3114105284), (8, 1557052642), (16, 778526321), (353, 35287312), (706, 17643656), (1381, 9019856), (1412, 8821828), (1597, 7799888), (2762, 4509928), (2824, 4410914), (3194, 3899944), (5524, 2254964), (5648, 2205457), (6388, 1949972), (11048, 1127482), (12776, 974986), (22096, 563741), (25552, 487493)]