218323875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7561}}^1$

素因数の和:7597

約数の個数: 64

約数和(自身を含む): 452994048

約数和(自身を除く): 234670173

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 125, 165, 175, 231, 275, 375, 385, 525, 825, 875, 1155, 1375, 1925, 2625, 4125, 5775, 7561, 9625, 22683, 28875, 37805, 52927, 83171, 113415, 158781, 189025, 249513, 264635, 415855, 567075, 582197, 793905, 945125, 1247565, 1323175, 1746591, 2079275, 2835375, 2910985, 3969525, 6237825, 6615875, 8732955, 10396375, 14554925, 19847625, 31189125, 43664775, 72774625, 218323875]

約数ペア:

[(1, 218323875), (3, 72774625), (5, 43664775), (7, 31189125), (11, 19847625), (15, 14554925), (21, 10396375), (25, 8732955), (33, 6615875), (35, 6237825), (55, 3969525), (75, 2910985), (77, 2835375), (105, 2079275), (125, 1746591), (165, 1323175), (175, 1247565), (231, 945125), (275, 793905), (375, 582197), (385, 567075), (525, 415855), (825, 264635), (875, 249513), (1155, 189025), (1375, 158781), (1925, 113415), (2625, 83171), (4125, 52927), (5775, 37805), (7561, 28875), (9625, 22683)]