997891070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1171}}^1$

素因数の和:1377

約数の個数: 64

約数和(自身を含む): 2009014272

約数和(自身を除く): 1011123202

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 127, 254, 305, 610, 635, 671, 1171, 1270, 1342, 1397, 2342, 2794, 3355, 5855, 6710, 6985, 7747, 11710, 12881, 13970, 15494, 25762, 38735, 64405, 71431, 77470, 85217, 128810, 142862, 148717, 170434, 297434, 357155, 426085, 714310, 743585, 785741, 852170, 1487170, 1571482, 1635887, 3271774, 3928705, 7857410, 8179435, 9071737, 16358870, 18143474, 45358685, 90717370, 99789107, 199578214, 498945535, 997891070]

約数ペア:

[(1, 997891070), (2, 498945535), (5, 199578214), (10, 99789107), (11, 90717370), (22, 45358685), (55, 18143474), (61, 16358870), (110, 9071737), (122, 8179435), (127, 7857410), (254, 3928705), (305, 3271774), (610, 1635887), (635, 1571482), (671, 1487170), (1171, 852170), (1270, 785741), (1342, 743585), (1397, 714310), (2342, 426085), (2794, 357155), (3355, 297434), (5855, 170434), (6710, 148717), (6985, 142862), (7747, 128810), (11710, 85217), (12881, 77470), (13970, 71431), (15494, 64405), (25762, 38735)]