28171458

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9721}}^1$

素因数の和:9759

約数の個数: 48

約数和(自身を含む): 72798336

約数和(自身を除く): 44626878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 9721, 19442, 29163, 58326, 68047, 87489, 136094, 174978, 204141, 223583, 408282, 447166, 612423, 670749, 1224846, 1341498, 1565081, 2012247, 3130162, 4024494, 4695243, 9390486, 14085729, 28171458]

約数ペア:

[(1, 28171458), (2, 14085729), (3, 9390486), (6, 4695243), (7, 4024494), (9, 3130162), (14, 2012247), (18, 1565081), (21, 1341498), (23, 1224846), (42, 670749), (46, 612423), (63, 447166), (69, 408282), (126, 223583), (138, 204141), (161, 174978), (207, 136094), (322, 87489), (414, 68047), (483, 58326), (966, 29163), (1449, 19442), (2898, 9721)]