77921802

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1187}}^1$

素因数の和:1723

約数の個数: 48

約数和(自身を含む): 193482432

約数和(自身を除く): 115560630

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 521, 1042, 1187, 1563, 2374, 3126, 3561, 3647, 4689, 7122, 7294, 8309, 9378, 10683, 10941, 16618, 21366, 21882, 24927, 32823, 49854, 65646, 74781, 149562, 618427, 1236854, 1855281, 3710562, 4328989, 5565843, 8657978, 11131686, 12986967, 25973934, 38960901, 77921802]

約数ペア:

[(1, 77921802), (2, 38960901), (3, 25973934), (6, 12986967), (7, 11131686), (9, 8657978), (14, 5565843), (18, 4328989), (21, 3710562), (42, 1855281), (63, 1236854), (126, 618427), (521, 149562), (1042, 74781), (1187, 65646), (1563, 49854), (2374, 32823), (3126, 24927), (3561, 21882), (3647, 21366), (4689, 16618), (7122, 10941), (7294, 10683), (8309, 9378)]