8181345

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 13716864

約数和(自身を除く): 5535519

約数列:

[1, 3, 5, 15, 41, 53, 123, 159, 205, 251, 265, 615, 753, 795, 1255, 2173, 3765, 6519, 10291, 10865, 13303, 30873, 32595, 39909, 51455, 66515, 154365, 199545, 545423, 1636269, 2727115, 8181345]

約数ペア:

[(1, 8181345), (3, 2727115), (5, 1636269), (15, 545423), (41, 199545), (53, 154365), (123, 66515), (159, 51455), (205, 39909), (251, 32595), (265, 30873), (615, 13303), (753, 10865), (795, 10291), (1255, 6519), (2173, 3765)]