1657996886

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4481}}^1$

素因数の和:4629

約数の個数: 64

約数和(自身を含む): 3252856320

約数和(自身を除く): 1594859434

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 107, 133, 182, 214, 247, 266, 494, 749, 1391, 1498, 1729, 2033, 2782, 3458, 4066, 4481, 8962, 9737, 14231, 19474, 26429, 28462, 31367, 52858, 58253, 62734, 85139, 116506, 170278, 185003, 370006, 407771, 479467, 595973, 815542, 958934, 1106807, 1191946, 2213614, 3356269, 6233071, 6712538, 7747649, 9109873, 12466142, 15495298, 18219746, 43631497, 63769111, 87262994, 118428349, 127538222, 236856698, 828998443, 1657996886]

約数ペア:

[(1, 1657996886), (2, 828998443), (7, 236856698), (13, 127538222), (14, 118428349), (19, 87262994), (26, 63769111), (38, 43631497), (91, 18219746), (107, 15495298), (133, 12466142), (182, 9109873), (214, 7747649), (247, 6712538), (266, 6233071), (494, 3356269), (749, 2213614), (1391, 1191946), (1498, 1106807), (1729, 958934), (2033, 815542), (2782, 595973), (3458, 479467), (4066, 407771), (4481, 370006), (8962, 185003), (9737, 170278), (14231, 116506), (19474, 85139), (26429, 62734), (28462, 58253), (31367, 52858)]