51840315

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{6659}}^1$

素因数の和:6843

約数の個数: 24

約数和(自身を含む): 90389520

約数和(自身を除く): 38549205

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 865, 1557, 2595, 6659, 7785, 19977, 33295, 59931, 99885, 299655, 1152007, 3456021, 5760035, 10368063, 17280105, 51840315]

約数ペア:

[(1, 51840315), (3, 17280105), (5, 10368063), (9, 5760035), (15, 3456021), (45, 1152007), (173, 299655), (519, 99885), (865, 59931), (1557, 33295), (2595, 19977), (6659, 7785)]