1311119115

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{68771}}^1$

素因数の和:68851

約数の個数: 32

約数和(自身を含む): 2218309632

約数和(自身を除く): 907190517

約数列:

[1, 3, 5, 15, 31, 41, 93, 123, 155, 205, 465, 615, 1271, 3813, 6355, 19065, 68771, 206313, 343855, 1031565, 2131901, 2819611, 6395703, 8458833, 10659505, 14098055, 31978515, 42294165, 87407941, 262223823, 437039705, 1311119115]

約数ペア:

[(1, 1311119115), (3, 437039705), (5, 262223823), (15, 87407941), (31, 42294165), (41, 31978515), (93, 14098055), (123, 10659505), (155, 8458833), (205, 6395703), (465, 2819611), (615, 2131901), (1271, 1031565), (3813, 343855), (6355, 206313), (19065, 68771)]