1278374402

素因数分解:

$2^1\times {\mathrm{181}}^1\times {\mathrm{307}}^1\times {\mathrm{11503}}^1$

素因数の和:11993

約数の個数: 16

約数和(自身を含む): 1934604672

約数和(自身を除く): 656230270

約数列:

[1, 2, 181, 307, 362, 614, 11503, 23006, 55567, 111134, 2082043, 3531421, 4164086, 7062842, 639187201, 1278374402]

約数ペア:

[(1, 1278374402), (2, 639187201), (181, 7062842), (307, 4164086), (362, 3531421), (614, 2082043), (11503, 111134), (23006, 55567)]