1272991874

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{3463}}^1$

素因数の和:3532

約数の個数: 72

約数和(自身を含む): 2521016064

約数和(自身を除く): 1248024190

約数列:

[1, 2, 7, 11, 14, 22, 31, 49, 62, 77, 98, 121, 154, 217, 242, 341, 434, 539, 682, 847, 1078, 1519, 1694, 2387, 3038, 3463, 3751, 4774, 5929, 6926, 7502, 11858, 16709, 24241, 26257, 33418, 38093, 48482, 52514, 76186, 107353, 169687, 183799, 214706, 266651, 339374, 367598, 419023, 533302, 751471, 838046, 1180883, 1502942, 1866557, 2361766, 2933161, 3733114, 5260297, 5866322, 8266181, 10520594, 12989713, 16532362, 20532127, 25979426, 41064254, 57863267, 90927991, 115726534, 181855982, 636495937, 1272991874]

約数ペア:

[(1, 1272991874), (2, 636495937), (7, 181855982), (11, 115726534), (14, 90927991), (22, 57863267), (31, 41064254), (49, 25979426), (62, 20532127), (77, 16532362), (98, 12989713), (121, 10520594), (154, 8266181), (217, 5866322), (242, 5260297), (341, 3733114), (434, 2933161), (539, 2361766), (682, 1866557), (847, 1502942), (1078, 1180883), (1519, 838046), (1694, 751471), (2387, 533302), (3038, 419023), (3463, 367598), (3751, 339374), (4774, 266651), (5929, 214706), (6926, 183799), (7502, 169687), (11858, 107353), (16709, 76186), (24241, 52514), (26257, 48482), (33418, 38093)]