16021215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 32026176

約数和(自身を除く): 16004961

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 181, 281, 315, 543, 843, 905, 1267, 1405, 1629, 1967, 2529, 2715, 3801, 4215, 5901, 6335, 8145, 9835, 11403, 12645, 17703, 19005, 29505, 50861, 57015, 88515, 152583, 254305, 356027, 457749, 762915, 1068081, 1780135, 2288745, 3204243, 5340405, 16021215]

約数ペア:

[(1, 16021215), (3, 5340405), (5, 3204243), (7, 2288745), (9, 1780135), (15, 1068081), (21, 762915), (35, 457749), (45, 356027), (63, 254305), (105, 152583), (181, 88515), (281, 57015), (315, 50861), (543, 29505), (843, 19005), (905, 17703), (1267, 12645), (1405, 11403), (1629, 9835), (1967, 8145), (2529, 6335), (2715, 5901), (3801, 4215)]