13390923

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 22177792

約数和(自身を除く): 8786869

約数列:

[1, 3, 7, 13, 21, 39, 91, 181, 271, 273, 543, 813, 1267, 1897, 2353, 3523, 3801, 5691, 7059, 10569, 16471, 24661, 49051, 49413, 73983, 147153, 343357, 637663, 1030071, 1912989, 4463641, 13390923]

約数ペア:

[(1, 13390923), (3, 4463641), (7, 1912989), (13, 1030071), (21, 637663), (39, 343357), (91, 147153), (181, 73983), (271, 49413), (273, 49051), (543, 24661), (813, 16471), (1267, 10569), (1897, 7059), (2353, 5691), (3523, 3801)]