66870285

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1697}}^1$

素因数の和:1813

約数の個数: 32

約数和(自身を含む): 111497472

約数和(自身を除く): 44627187

約数列:

[1, 3, 5, 15, 37, 71, 111, 185, 213, 355, 555, 1065, 1697, 2627, 5091, 7881, 8485, 13135, 25455, 39405, 62789, 120487, 188367, 313945, 361461, 602435, 941835, 1807305, 4458019, 13374057, 22290095, 66870285]

約数ペア:

[(1, 66870285), (3, 22290095), (5, 13374057), (15, 4458019), (37, 1807305), (71, 941835), (111, 602435), (185, 361461), (213, 313945), (355, 188367), (555, 120487), (1065, 62789), (1697, 39405), (2627, 25455), (5091, 13135), (7881, 8485)]