1999892495

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1\times {\mathrm{809}}^1$

素因数の和:1187

約数の個数: 32

約数和(自身を含む): 2575411200

約数和(自身を除く): 575518705

約数列:

[1, 5, 17, 85, 127, 229, 635, 809, 1145, 2159, 3893, 4045, 10795, 13753, 19465, 29083, 68765, 102743, 145415, 185261, 494411, 513715, 926305, 1746631, 2472055, 3149437, 8733155, 15747185, 23528147, 117640735, 399978499, 1999892495]

約数ペア:

[(1, 1999892495), (5, 399978499), (17, 117640735), (85, 23528147), (127, 15747185), (229, 8733155), (635, 3149437), (809, 2472055), (1145, 1746631), (2159, 926305), (3893, 513715), (4045, 494411), (10795, 185261), (13753, 145415), (19465, 102743), (29083, 68765)]