678594042

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{9739}}^1$

素因数の和:9840

約数の個数: 72

約数和(自身を含む): 1732161600

約数和(自身を除く): 1053567558

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 79, 98, 126, 147, 158, 237, 294, 441, 474, 553, 711, 882, 1106, 1422, 1659, 3318, 3871, 4977, 7742, 9739, 9954, 11613, 19478, 23226, 29217, 34839, 58434, 68173, 69678, 87651, 136346, 175302, 204519, 409038, 477211, 613557, 769381, 954422, 1227114, 1431633, 1538762, 2308143, 2863266, 4294899, 4616286, 5385667, 6924429, 8589798, 10771334, 13848858, 16157001, 32314002, 37699669, 48471003, 75399338, 96942006, 113099007, 226198014, 339297021, 678594042]

約数ペア:

[(1, 678594042), (2, 339297021), (3, 226198014), (6, 113099007), (7, 96942006), (9, 75399338), (14, 48471003), (18, 37699669), (21, 32314002), (42, 16157001), (49, 13848858), (63, 10771334), (79, 8589798), (98, 6924429), (126, 5385667), (147, 4616286), (158, 4294899), (237, 2863266), (294, 2308143), (441, 1538762), (474, 1431633), (553, 1227114), (711, 954422), (882, 769381), (1106, 613557), (1422, 477211), (1659, 409038), (3318, 204519), (3871, 175302), (4977, 136346), (7742, 87651), (9739, 69678), (9954, 68173), (11613, 58434), (19478, 34839), (23226, 29217)]