16987731815

素因数分解:

$5^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{229}}^1\times {\mathrm{1217}}^1$

素因数の和:1691

約数の個数: 32

約数和(自身を含む): 20896202880

約数和(自身を除く): 3908471065

約数列:

[1, 5, 73, 167, 229, 365, 835, 1145, 1217, 6085, 12191, 16717, 38243, 60955, 83585, 88841, 191215, 203239, 278693, 444205, 1016195, 1393465, 2791739, 13958695, 14836447, 20344589, 46541731, 74182235, 101722945, 232708655, 3397546363, 16987731815]

約数ペア:

[(1, 16987731815), (5, 3397546363), (73, 232708655), (167, 101722945), (229, 74182235), (365, 46541731), (835, 20344589), (1145, 14836447), (1217, 13958695), (6085, 2791739), (12191, 1393465), (16717, 1016195), (38243, 444205), (60955, 278693), (83585, 203239), (88841, 191215)]