16138845

素因数分解:

$3^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 29877120

約数和(自身を除く): 13738275

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 81, 111, 135, 185, 243, 333, 359, 405, 555, 999, 1077, 1215, 1665, 1795, 2997, 3231, 4995, 5385, 8991, 9693, 13283, 14985, 16155, 29079, 39849, 44955, 48465, 66415, 87237, 119547, 145395, 199245, 358641, 436185, 597735, 1075923, 1793205, 3227769, 5379615, 16138845]

約数ペア:

[(1, 16138845), (3, 5379615), (5, 3227769), (9, 1793205), (15, 1075923), (27, 597735), (37, 436185), (45, 358641), (81, 199245), (111, 145395), (135, 119547), (185, 87237), (243, 66415), (333, 48465), (359, 44955), (405, 39849), (555, 29079), (999, 16155), (1077, 14985), (1215, 13283), (1665, 9693), (1795, 8991), (2997, 5385), (3231, 4995)]