2507187289292

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{340661}}^1$

素因数の和:340903

約数の個数: 96

約数和(自身を含む): 5298847518720

約数和(自身を除く): 2791660229428

約数列:

[1, 2, 4, 7, 14, 28, 31, 61, 62, 122, 124, 139, 217, 244, 278, 427, 434, 556, 854, 868, 973, 1708, 1891, 1946, 3782, 3892, 4309, 7564, 8479, 8618, 13237, 16958, 17236, 26474, 30163, 33916, 52948, 59353, 60326, 118706, 120652, 237412, 262849, 340661, 525698, 681322, 1051396, 1362644, 1839943, 2384627, 3679886, 4769254, 7359772, 9538508, 10560491, 20780321, 21120982, 41560642, 42241964, 47351879, 73923437, 83121284, 94703758, 145462247, 147846874, 189407516, 290924494, 295693748, 331463153, 581848988, 644189951, 662926306, 1288379902, 1325852612, 1467908249, 2576759804, 2888464619, 2935816498, 4509329657, 5776929238, 5871632996, 9018659314, 10275357743, 11553858476, 18037318628, 20219252333, 20550715486, 40438504666, 41101430972, 80877009332, 89542403189, 179084806378, 358169612756, 626796822323, 1253593644646, 2507187289292]

約数ペア:

[(1, 2507187289292), (2, 1253593644646), (4, 626796822323), (7, 358169612756), (14, 179084806378), (28, 89542403189), (31, 80877009332), (61, 41101430972), (62, 40438504666), (122, 20550715486), (124, 20219252333), (139, 18037318628), (217, 11553858476), (244, 10275357743), (278, 9018659314), (427, 5871632996), (434, 5776929238), (556, 4509329657), (854, 2935816498), (868, 2888464619), (973, 2576759804), (1708, 1467908249), (1891, 1325852612), (1946, 1288379902), (3782, 662926306), (3892, 644189951), (4309, 581848988), (7564, 331463153), (8479, 295693748), (8618, 290924494), (13237, 189407516), (16958, 147846874), (17236, 145462247), (26474, 94703758), (30163, 83121284), (33916, 73923437), (52948, 47351879), (59353, 42241964), (60326, 41560642), (118706, 21120982), (120652, 20780321), (237412, 10560491), (262849, 9538508), (340661, 7359772), (525698, 4769254), (681322, 3679886), (1051396, 2384627), (1362644, 1839943)]