198616894

素因数分解:

$2^1\times 7^3\times {\mathrm{419}}^1\times {\mathrm{691}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 348768000

約数和(自身を除く): 150151106

約数列:

[1, 2, 7, 14, 49, 98, 343, 419, 686, 691, 838, 1382, 2933, 4837, 5866, 9674, 20531, 33859, 41062, 67718, 143717, 237013, 287434, 289529, 474026, 579058, 2026703, 4053406, 14186921, 28373842, 99308447, 198616894]

約数ペア:

[(1, 198616894), (2, 99308447), (7, 28373842), (14, 14186921), (49, 4053406), (98, 2026703), (343, 579058), (419, 474026), (686, 289529), (691, 287434), (838, 237013), (1382, 143717), (2933, 67718), (4837, 41062), (5866, 33859), (9674, 20531)]