64997955

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6911}}^1$

素因数の和:6952

約数の個数: 48

約数和(自身を含む): 129392640

約数和(自身を除く): 64394685

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1881, 3135, 6911, 9405, 20733, 34555, 62199, 76021, 103665, 131309, 228063, 310995, 380105, 393927, 656545, 684189, 1140315, 1181781, 1444399, 1969635, 3420945, 4333197, 5908905, 7221995, 12999591, 21665985, 64997955]

約数ペア:

[(1, 64997955), (3, 21665985), (5, 12999591), (9, 7221995), (11, 5908905), (15, 4333197), (19, 3420945), (33, 1969635), (45, 1444399), (55, 1181781), (57, 1140315), (95, 684189), (99, 656545), (165, 393927), (171, 380105), (209, 310995), (285, 228063), (495, 131309), (627, 103665), (855, 76021), (1045, 62199), (1881, 34555), (3135, 20733), (6911, 9405)]