16873974

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{43}}^2$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 41570280

約数和(自身を除く): 24696306

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 86, 117, 129, 169, 234, 258, 338, 351, 387, 507, 559, 702, 774, 1014, 1118, 1161, 1521, 1677, 1849, 2322, 3042, 3354, 3698, 4563, 5031, 5547, 7267, 9126, 10062, 11094, 14534, 15093, 16641, 21801, 24037, 30186, 33282, 43602, 48074, 49923, 65403, 72111, 99846, 130806, 144222, 196209, 216333, 312481, 392418, 432666, 624962, 648999, 937443, 1297998, 1874886, 2812329, 5624658, 8436987, 16873974]

約数ペア:

[(1, 16873974), (2, 8436987), (3, 5624658), (6, 2812329), (9, 1874886), (13, 1297998), (18, 937443), (26, 648999), (27, 624962), (39, 432666), (43, 392418), (54, 312481), (78, 216333), (86, 196209), (117, 144222), (129, 130806), (169, 99846), (234, 72111), (258, 65403), (338, 49923), (351, 48074), (387, 43602), (507, 33282), (559, 30186), (702, 24037), (774, 21801), (1014, 16641), (1118, 15093), (1161, 14534), (1521, 11094), (1677, 10062), (1849, 9126), (2322, 7267), (3042, 5547), (3354, 5031), (3698, 4563)]