778370398

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{135463}}^1$

素因数の和:135508

約数の個数: 24

約数和(自身を含む): 1338655248

約数和(自身を除く): 560284850

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 338, 442, 2873, 5746, 135463, 270926, 1761019, 2302871, 3522038, 4605742, 22893247, 29937323, 45786494, 59874646, 389185199, 778370398]

約数ペア:

[(1, 778370398), (2, 389185199), (13, 59874646), (17, 45786494), (26, 29937323), (34, 22893247), (169, 4605742), (221, 3522038), (338, 2302871), (442, 1761019), (2873, 270926), (5746, 135463)]