2578380147

素因数分解:

$3^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{743}}^1$

素因数の和:870

約数の個数: 96

約数和(自身を含む): 4627560960

約数和(自身を除く): 2049180813

約数列:

[1, 3, 7, 9, 21, 27, 43, 49, 61, 63, 129, 147, 183, 189, 301, 387, 427, 441, 549, 743, 903, 1161, 1281, 1323, 1647, 2107, 2229, 2623, 2709, 2989, 3843, 5201, 6321, 6687, 7869, 8127, 8967, 11529, 15603, 18361, 18963, 20061, 23607, 26901, 31949, 36407, 45323, 46809, 55083, 56889, 70821, 80703, 95847, 109221, 128527, 135969, 140427, 165249, 223643, 287541, 317261, 327663, 385581, 407907, 495747, 670929, 862623, 951783, 982989, 1156743, 1223721, 1565501, 1948889, 2012787, 2220827, 2855349, 3470229, 4696503, 5846667, 6038361, 6662481, 8566047, 13642223, 14089509, 17540001, 19987443, 40926669, 42268527, 52620003, 59962329, 95495561, 122780007, 286486683, 368340021, 859460049, 2578380147]

約数ペア:

[(1, 2578380147), (3, 859460049), (7, 368340021), (9, 286486683), (21, 122780007), (27, 95495561), (43, 59962329), (49, 52620003), (61, 42268527), (63, 40926669), (129, 19987443), (147, 17540001), (183, 14089509), (189, 13642223), (301, 8566047), (387, 6662481), (427, 6038361), (441, 5846667), (549, 4696503), (743, 3470229), (903, 2855349), (1161, 2220827), (1281, 2012787), (1323, 1948889), (1647, 1565501), (2107, 1223721), (2229, 1156743), (2623, 982989), (2709, 951783), (2989, 862623), (3843, 670929), (5201, 495747), (6321, 407907), (6687, 385581), (7869, 327663), (8127, 317261), (8967, 287541), (11529, 223643), (15603, 165249), (18361, 140427), (18963, 135969), (20061, 128527), (23607, 109221), (26901, 95847), (31949, 80703), (36407, 70821), (45323, 56889), (46809, 55083)]