51681105

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3217}}^1$

素因数の和:3255

約数の個数: 64

約数和(自身を含む): 111214080

約数和(自身を除く): 59532975

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 85, 105, 119, 135, 153, 189, 255, 315, 357, 459, 595, 765, 945, 1071, 1785, 2295, 3213, 3217, 5355, 9651, 16065, 16085, 22519, 28953, 48255, 54689, 67557, 86859, 112595, 144765, 164067, 202671, 273445, 337785, 382823, 434295, 492201, 608013, 820335, 1013355, 1148469, 1476603, 1914115, 2461005, 3040065, 3445407, 5742345, 7383015, 10336221, 17227035, 51681105]

約数ペア:

[(1, 51681105), (3, 17227035), (5, 10336221), (7, 7383015), (9, 5742345), (15, 3445407), (17, 3040065), (21, 2461005), (27, 1914115), (35, 1476603), (45, 1148469), (51, 1013355), (63, 820335), (85, 608013), (105, 492201), (119, 434295), (135, 382823), (153, 337785), (189, 273445), (255, 202671), (315, 164067), (357, 144765), (459, 112595), (595, 86859), (765, 67557), (945, 54689), (1071, 48255), (1785, 28953), (2295, 22519), (3213, 16085), (3217, 16065), (5355, 9651)]