981764936

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{821}}^1$

素因数の和:1014

約数の個数: 64

約数和(自身を含む): 1972010880

約数和(自身を除く): 990245944

約数列:

[1, 2, 4, 8, 23, 46, 67, 92, 97, 134, 184, 194, 268, 388, 536, 776, 821, 1541, 1642, 2231, 3082, 3284, 4462, 6164, 6499, 6568, 8924, 12328, 12998, 17848, 18883, 25996, 37766, 51992, 55007, 75532, 79637, 110014, 149477, 151064, 159274, 220028, 298954, 318548, 440056, 597908, 637096, 1195816, 1265161, 1831651, 2530322, 3663302, 5060644, 5335679, 7326604, 10121288, 10671358, 14653208, 21342716, 42685432, 122720617, 245441234, 490882468, 981764936]

約数ペア:

[(1, 981764936), (2, 490882468), (4, 245441234), (8, 122720617), (23, 42685432), (46, 21342716), (67, 14653208), (92, 10671358), (97, 10121288), (134, 7326604), (184, 5335679), (194, 5060644), (268, 3663302), (388, 2530322), (536, 1831651), (776, 1265161), (821, 1195816), (1541, 637096), (1642, 597908), (2231, 440056), (3082, 318548), (3284, 298954), (4462, 220028), (6164, 159274), (6499, 151064), (6568, 149477), (8924, 110014), (12328, 79637), (12998, 75532), (17848, 55007), (18883, 51992), (25996, 37766)]