28541766

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 65007360

約数和(自身を除く): 36465594

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 89, 113, 129, 178, 226, 258, 267, 339, 473, 534, 678, 946, 979, 1243, 1419, 1958, 2486, 2838, 2937, 3729, 3827, 4859, 5874, 7458, 7654, 9718, 10057, 11481, 14577, 20114, 22962, 29154, 30171, 42097, 53449, 60342, 84194, 106898, 110627, 126291, 160347, 221254, 252582, 320694, 331881, 432451, 663762, 864902, 1297353, 2594706, 4756961, 9513922, 14270883, 28541766]

約数ペア:

[(1, 28541766), (2, 14270883), (3, 9513922), (6, 4756961), (11, 2594706), (22, 1297353), (33, 864902), (43, 663762), (66, 432451), (86, 331881), (89, 320694), (113, 252582), (129, 221254), (178, 160347), (226, 126291), (258, 110627), (267, 106898), (339, 84194), (473, 60342), (534, 53449), (678, 42097), (946, 30171), (979, 29154), (1243, 22962), (1419, 20114), (1958, 14577), (2486, 11481), (2838, 10057), (2937, 9718), (3729, 7654), (3827, 7458), (4859, 5874)]