201984778

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{439}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 322882560

約数和(自身を除く): 120897782

約数列:

[1, 2, 31, 41, 62, 82, 181, 362, 439, 878, 1271, 2542, 5611, 7421, 11222, 13609, 14842, 17999, 27218, 35998, 79459, 158918, 230051, 460102, 557969, 1115938, 2463229, 3257819, 4926458, 6515638, 100992389, 201984778]

約数ペア:

[(1, 201984778), (2, 100992389), (31, 6515638), (41, 4926458), (62, 3257819), (82, 2463229), (181, 1115938), (362, 557969), (439, 460102), (878, 230051), (1271, 158918), (2542, 79459), (5611, 35998), (7421, 27218), (11222, 17999), (13609, 14842)]