84120741

素因数分解:

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

素因数の和:646

約数の個数: 32

約数和(自身を含む): 128409600

約数和(自身を除く): 44288859

約数列:

[1, 3, 9, 27, 47, 141, 151, 423, 439, 453, 1269, 1317, 1359, 3951, 4077, 7097, 11853, 20633, 21291, 61899, 63873, 66289, 185697, 191619, 198867, 557091, 596601, 1789803, 3115583, 9346749, 28040247, 84120741]

約数ペア:

[(1, 84120741), (3, 28040247), (9, 9346749), (27, 3115583), (47, 1789803), (141, 596601), (151, 557091), (423, 198867), (439, 191619), (453, 185697), (1269, 66289), (1317, 63873), (1359, 61899), (3951, 21291), (4077, 20633), (7097, 11853)]