81835455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1367}}^1$

素因数の和:1695

約数の個数: 32

約数和(自身を含む): 141571584

約数和(自身を除く): 59736129

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 307, 921, 1367, 1535, 3991, 4101, 4605, 6835, 11973, 17771, 19955, 20505, 53313, 59865, 88855, 266565, 419669, 1259007, 2098345, 5455697, 6295035, 16367091, 27278485, 81835455]

約数ペア:

[(1, 81835455), (3, 27278485), (5, 16367091), (13, 6295035), (15, 5455697), (39, 2098345), (65, 1259007), (195, 419669), (307, 266565), (921, 88855), (1367, 59865), (1535, 53313), (3991, 20505), (4101, 19955), (4605, 17771), (6835, 11973)]