17748367

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:199

約数の個数: 32

約数和(自身を含む): 23030784

約数和(自身を除く): 5282417

約数列:

[1, 7, 13, 41, 67, 71, 91, 287, 469, 497, 533, 871, 923, 2747, 2911, 3731, 4757, 6097, 6461, 19229, 20377, 33299, 35711, 37843, 61841, 195037, 249977, 264901, 432887, 1365259, 2535481, 17748367]

約数ペア:

[(1, 17748367), (7, 2535481), (13, 1365259), (41, 432887), (67, 264901), (71, 249977), (91, 195037), (287, 61841), (469, 37843), (497, 35711), (533, 33299), (871, 20377), (923, 19229), (2747, 6461), (2911, 6097), (3731, 4757)]