778842988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{32009}}^1$

素因数の和:32110

約数の個数: 48

約数和(自身を含む): 1720857600

約数和(自身を除く): 942014612

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 79, 154, 158, 308, 316, 553, 869, 1106, 1738, 2212, 3476, 6083, 12166, 24332, 32009, 64018, 128036, 224063, 352099, 448126, 704198, 896252, 1408396, 2464693, 2528711, 4929386, 5057422, 9858772, 10114844, 17700977, 27815821, 35401954, 55631642, 70803908, 111263284, 194710747, 389421494, 778842988]

約数ペア:

[(1, 778842988), (2, 389421494), (4, 194710747), (7, 111263284), (11, 70803908), (14, 55631642), (22, 35401954), (28, 27815821), (44, 17700977), (77, 10114844), (79, 9858772), (154, 5057422), (158, 4929386), (308, 2528711), (316, 2464693), (553, 1408396), (869, 896252), (1106, 704198), (1738, 448126), (2212, 352099), (3476, 224063), (6083, 128036), (12166, 64018), (24332, 32009)]