199981458

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{659}}^1\times {\mathrm{733}}^1$

素因数の和:1423

約数の個数: 48

約数和(自身を含む): 453435840

約数和(自身を除く): 253454382

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 659, 733, 1318, 1466, 1977, 2199, 3954, 4398, 5931, 6597, 11862, 13194, 15157, 16859, 30314, 33718, 45471, 50577, 90942, 101154, 136413, 151731, 272826, 303462, 483047, 966094, 1449141, 2898282, 4347423, 8694846, 11110081, 22220162, 33330243, 66660486, 99990729, 199981458]

約数ペア:

[(1, 199981458), (2, 99990729), (3, 66660486), (6, 33330243), (9, 22220162), (18, 11110081), (23, 8694846), (46, 4347423), (69, 2898282), (138, 1449141), (207, 966094), (414, 483047), (659, 303462), (733, 272826), (1318, 151731), (1466, 136413), (1977, 101154), (2199, 90942), (3954, 50577), (4398, 45471), (5931, 33718), (6597, 30314), (11862, 16859), (13194, 15157)]