156745306221

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1303}}^1\times {\mathrm{301493}}^1$

素因数の和:302825

約数の個数: 32

約数和(自身を含む): 251614832640

約数和(自身を除く): 94869526419

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1303, 3909, 9121, 24757, 27363, 74271, 173299, 301493, 519897, 904479, 2110451, 5728367, 6331353, 17185101, 40098569, 120295707, 392845379, 1178536137, 2749917653, 7464062201, 8249752959, 22392186603, 52248435407, 156745306221]

約数ペア:

[(1, 156745306221), (3, 52248435407), (7, 22392186603), (19, 8249752959), (21, 7464062201), (57, 2749917653), (133, 1178536137), (399, 392845379), (1303, 120295707), (3909, 40098569), (9121, 17185101), (24757, 6331353), (27363, 5728367), (74271, 2110451), (173299, 904479), (301493, 519897)]