201721290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353897}}^1$

素因数の和:353926

約数の個数: 32

約数和(自身を含む): 509613120

約数和(自身を除く): 307891830

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 353897, 707794, 1061691, 1769485, 2123382, 3538970, 5308455, 6724043, 10616910, 13448086, 20172129, 33620215, 40344258, 67240430, 100860645, 201721290]

約数ペア:

[(1, 201721290), (2, 100860645), (3, 67240430), (5, 40344258), (6, 33620215), (10, 20172129), (15, 13448086), (19, 10616910), (30, 6724043), (38, 5308455), (57, 3538970), (95, 2123382), (114, 1769485), (190, 1061691), (285, 707794), (570, 353897)]