2017717855

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1\times {\mathrm{491}}^1$

素因数の和:859

約数の個数: 32

約数和(自身を含む): 2528447040

約数和(自身を除く): 510729185

約数列:

[1, 5, 37, 97, 185, 229, 485, 491, 1145, 2455, 3589, 8473, 17945, 18167, 22213, 42365, 47627, 90835, 111065, 112439, 238135, 562195, 821881, 1762199, 4109405, 4160243, 8810995, 10906583, 20801215, 54532915, 403543571, 2017717855]

約数ペア:

[(1, 2017717855), (5, 403543571), (37, 54532915), (97, 20801215), (185, 10906583), (229, 8810995), (485, 4160243), (491, 4109405), (1145, 1762199), (2455, 821881), (3589, 562195), (8473, 238135), (17945, 112439), (18167, 111065), (22213, 90835), (42365, 47627)]