1387282916

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1\times {\mathrm{257}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 2512218240

約数和(自身を除く): 1124935324

約数列:

[1, 2, 4, 71, 83, 142, 166, 229, 257, 284, 332, 458, 514, 916, 1028, 5893, 11786, 16259, 18247, 19007, 21331, 23572, 32518, 36494, 38014, 42662, 58853, 65036, 72988, 76028, 85324, 117706, 235412, 1349497, 1514501, 2698994, 3029002, 4178563, 4884799, 5397988, 6058004, 8357126, 9769598, 16714252, 19539196, 346820729, 693641458, 1387282916]

約数ペア:

[(1, 1387282916), (2, 693641458), (4, 346820729), (71, 19539196), (83, 16714252), (142, 9769598), (166, 8357126), (229, 6058004), (257, 5397988), (284, 4884799), (332, 4178563), (458, 3029002), (514, 2698994), (916, 1514501), (1028, 1349497), (5893, 235412), (11786, 117706), (16259, 85324), (18247, 76028), (19007, 72988), (21331, 65036), (23572, 58853), (32518, 42662), (36494, 38014)]