16781076

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1559}}^1$

素因数の和:1605

約数の個数: 72

約数和(自身を含む): 47698560

約数和(自身を除く): 30917484

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 897, 1196, 1559, 1794, 2691, 3118, 3588, 4677, 5382, 6236, 9354, 10764, 14031, 18708, 20267, 28062, 35857, 40534, 56124, 60801, 71714, 81068, 107571, 121602, 143428, 182403, 215142, 243204, 322713, 364806, 430284, 466141, 645426, 729612, 932282, 1290852, 1398423, 1864564, 2796846, 4195269, 5593692, 8390538, 16781076]

約数ペア:

[(1, 16781076), (2, 8390538), (3, 5593692), (4, 4195269), (6, 2796846), (9, 1864564), (12, 1398423), (13, 1290852), (18, 932282), (23, 729612), (26, 645426), (36, 466141), (39, 430284), (46, 364806), (52, 322713), (69, 243204), (78, 215142), (92, 182403), (117, 143428), (138, 121602), (156, 107571), (207, 81068), (234, 71714), (276, 60801), (299, 56124), (414, 40534), (468, 35857), (598, 28062), (828, 20267), (897, 18708), (1196, 14031), (1559, 10764), (1794, 9354), (2691, 6236), (3118, 5382), (3588, 4677)]