13173308

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 25872000

約数和(自身を除く): 12698692

約数列:

[1, 2, 4, 19, 29, 38, 43, 58, 76, 86, 116, 139, 172, 278, 551, 556, 817, 1102, 1247, 1634, 2204, 2494, 2641, 3268, 4031, 4988, 5282, 5977, 8062, 10564, 11954, 16124, 23693, 23908, 47386, 76589, 94772, 113563, 153178, 173333, 227126, 306356, 346666, 454252, 693332, 3293327, 6586654, 13173308]

約数ペア:

[(1, 13173308), (2, 6586654), (4, 3293327), (19, 693332), (29, 454252), (38, 346666), (43, 306356), (58, 227126), (76, 173333), (86, 153178), (116, 113563), (139, 94772), (172, 76589), (278, 47386), (551, 23908), (556, 23693), (817, 16124), (1102, 11954), (1247, 10564), (1634, 8062), (2204, 5977), (2494, 5282), (2641, 4988), (3268, 4031)]