223508805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{4079}}^1$

素因数の和:4381

約数の個数: 32

約数和(自身を含む): 386588160

約数和(自身を除く): 163079355

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 281, 843, 1405, 3653, 4079, 4215, 10959, 12237, 18265, 20395, 53027, 54795, 61185, 159081, 265135, 795405, 1146199, 3438597, 5730995, 14900587, 17192985, 44701761, 74502935, 223508805]

約数ペア:

[(1, 223508805), (3, 74502935), (5, 44701761), (13, 17192985), (15, 14900587), (39, 5730995), (65, 3438597), (195, 1146199), (281, 795405), (843, 265135), (1405, 159081), (3653, 61185), (4079, 54795), (4215, 53027), (10959, 20395), (12237, 18265)]