196281729

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{439}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 333864960

約数和(自身を除く): 137583231

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 151, 329, 423, 439, 453, 987, 1057, 1317, 1359, 2961, 3073, 3171, 3951, 7097, 9219, 9513, 20633, 21291, 27657, 49679, 61899, 63873, 66289, 144431, 149037, 185697, 198867, 433293, 447111, 464023, 596601, 1299879, 1392069, 3115583, 4176207, 9346749, 21809081, 28040247, 65427243, 196281729]

約数ペア:

[(1, 196281729), (3, 65427243), (7, 28040247), (9, 21809081), (21, 9346749), (47, 4176207), (63, 3115583), (141, 1392069), (151, 1299879), (329, 596601), (423, 464023), (439, 447111), (453, 433293), (987, 198867), (1057, 185697), (1317, 149037), (1359, 144431), (2961, 66289), (3073, 63873), (3171, 61899), (3951, 49679), (7097, 27657), (9219, 21291), (9513, 20633)]