491691566990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3297509}}^1$

素因数の和:3297597

約数の個数: 64

約数和(自身を含む): 1010462584320

約数和(自身を除く): 518771017330

約数列:

[1, 2, 5, 10, 13, 26, 31, 37, 62, 65, 74, 130, 155, 185, 310, 370, 403, 481, 806, 962, 1147, 2015, 2294, 2405, 4030, 4810, 5735, 11470, 14911, 29822, 74555, 149110, 3297509, 6595018, 16487545, 32975090, 42867617, 85735234, 102222779, 122007833, 204445558, 214338085, 244015666, 428676170, 511113895, 610039165, 1022227790, 1220078330, 1328896127, 1586101829, 2657792254, 3172203658, 3782242823, 6644480635, 7564485646, 7930509145, 13288961270, 15861018290, 18911214115, 37822428230, 49169156699, 98338313398, 245845783495, 491691566990]

約数ペア:

[(1, 491691566990), (2, 245845783495), (5, 98338313398), (10, 49169156699), (13, 37822428230), (26, 18911214115), (31, 15861018290), (37, 13288961270), (62, 7930509145), (65, 7564485646), (74, 6644480635), (130, 3782242823), (155, 3172203658), (185, 2657792254), (310, 1586101829), (370, 1328896127), (403, 1220078330), (481, 1022227790), (806, 610039165), (962, 511113895), (1147, 428676170), (2015, 244015666), (2294, 214338085), (2405, 204445558), (4030, 122007833), (4810, 102222779), (5735, 85735234), (11470, 42867617), (14911, 32975090), (29822, 16487545), (74555, 6595018), (149110, 3297509)]