17952935

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 30772224

約数和(自身を除く): 12819289

約数列:

[1, 5, 7, 11, 13, 17, 35, 55, 65, 77, 85, 91, 119, 143, 187, 211, 221, 385, 455, 595, 715, 935, 1001, 1055, 1105, 1309, 1477, 1547, 2321, 2431, 2743, 3587, 5005, 6545, 7385, 7735, 11605, 12155, 13715, 16247, 17017, 17935, 19201, 25109, 30173, 39457, 46631, 81235, 85085, 96005, 125545, 150865, 197285, 211211, 233155, 276199, 326417, 512941, 1056055, 1380995, 1632085, 2564705, 3590587, 17952935]

約数ペア:

[(1, 17952935), (5, 3590587), (7, 2564705), (11, 1632085), (13, 1380995), (17, 1056055), (35, 512941), (55, 326417), (65, 276199), (77, 233155), (85, 211211), (91, 197285), (119, 150865), (143, 125545), (187, 96005), (211, 85085), (221, 81235), (385, 46631), (455, 39457), (595, 30173), (715, 25109), (935, 19201), (1001, 17935), (1055, 17017), (1105, 16247), (1309, 13715), (1477, 12155), (1547, 11605), (2321, 7735), (2431, 7385), (2743, 6545), (3587, 5005)]