66935817

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{461}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 111999888

約数和(自身を除く): 45064071

約数列:

[1, 3, 9, 13, 17, 39, 51, 73, 117, 153, 219, 221, 461, 657, 663, 949, 1241, 1383, 1989, 2847, 3723, 4149, 5993, 7837, 8541, 11169, 16133, 17979, 23511, 33653, 48399, 53937, 70533, 100959, 101881, 145197, 302877, 305643, 437489, 572101, 916929, 1312467, 1716303, 3937401, 5148909, 7437313, 22311939, 66935817]

約数ペア:

[(1, 66935817), (3, 22311939), (9, 7437313), (13, 5148909), (17, 3937401), (39, 1716303), (51, 1312467), (73, 916929), (117, 572101), (153, 437489), (219, 305643), (221, 302877), (461, 145197), (657, 101881), (663, 100959), (949, 70533), (1241, 53937), (1383, 48399), (1989, 33653), (2847, 23511), (3723, 17979), (4149, 16133), (5993, 11169), (7837, 8541)]