981880256

素因数分解:

$2^6\times 7^1\times {\mathrm{79}}^1\times {\mathrm{27743}}^1$

素因数の和:27841

約数の個数: 56

約数和(自身を含む): 2255032320

約数和(自身を除く): 1273152064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 158, 224, 316, 448, 553, 632, 1106, 1264, 2212, 2528, 4424, 5056, 8848, 17696, 27743, 35392, 55486, 110972, 194201, 221944, 388402, 443888, 776804, 887776, 1553608, 1775552, 2191697, 3107216, 4383394, 6214432, 8766788, 12428864, 15341879, 17533576, 30683758, 35067152, 61367516, 70134304, 122735032, 140268608, 245470064, 490940128, 981880256]

約数ペア:

[(1, 981880256), (2, 490940128), (4, 245470064), (7, 140268608), (8, 122735032), (14, 70134304), (16, 61367516), (28, 35067152), (32, 30683758), (56, 17533576), (64, 15341879), (79, 12428864), (112, 8766788), (158, 6214432), (224, 4383394), (316, 3107216), (448, 2191697), (553, 1775552), (632, 1553608), (1106, 887776), (1264, 776804), (2212, 443888), (2528, 388402), (4424, 221944), (5056, 194201), (8848, 110972), (17696, 55486), (27743, 35392)]