81295866

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{503}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 187971840

約数和(自身を除く): 106675974

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 73, 82, 123, 146, 219, 246, 369, 438, 503, 657, 738, 1006, 1107, 1314, 1509, 1971, 2214, 2993, 3018, 3942, 4527, 5986, 8979, 9054, 13581, 17958, 20623, 26937, 27162, 36719, 41246, 53874, 61869, 73438, 80811, 110157, 123738, 161622, 185607, 220314, 330471, 371214, 556821, 660942, 991413, 1113642, 1505479, 1982826, 3010958, 4516437, 9032874, 13549311, 27098622, 40647933, 81295866]

約数ペア:

[(1, 81295866), (2, 40647933), (3, 27098622), (6, 13549311), (9, 9032874), (18, 4516437), (27, 3010958), (41, 1982826), (54, 1505479), (73, 1113642), (82, 991413), (123, 660942), (146, 556821), (219, 371214), (246, 330471), (369, 220314), (438, 185607), (503, 161622), (657, 123738), (738, 110157), (1006, 80811), (1107, 73438), (1314, 61869), (1509, 53874), (1971, 41246), (2214, 36719), (2993, 27162), (3018, 26937), (3942, 20623), (4527, 17958), (5986, 13581), (8979, 9054)]