664539174

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{49823}}^1$

素因数の和:49866

約数の個数: 64

約数和(自身を含む): 1674086400

約数和(自身を除く): 1009547226

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 114, 117, 171, 234, 247, 342, 351, 494, 513, 702, 741, 1026, 1482, 2223, 4446, 6669, 13338, 49823, 99646, 149469, 298938, 448407, 647699, 896814, 946637, 1295398, 1345221, 1893274, 1943097, 2690442, 2839911, 3886194, 5679822, 5829291, 8519733, 11658582, 12306281, 17039466, 17487873, 24612562, 25559199, 34975746, 36918843, 51118398, 73837686, 110756529, 221513058, 332269587, 664539174]

約数ペア:

[(1, 664539174), (2, 332269587), (3, 221513058), (6, 110756529), (9, 73837686), (13, 51118398), (18, 36918843), (19, 34975746), (26, 25559199), (27, 24612562), (38, 17487873), (39, 17039466), (54, 12306281), (57, 11658582), (78, 8519733), (114, 5829291), (117, 5679822), (171, 3886194), (234, 2839911), (247, 2690442), (342, 1943097), (351, 1893274), (494, 1345221), (513, 1295398), (702, 946637), (741, 896814), (1026, 647699), (1482, 448407), (2223, 298938), (4446, 149469), (6669, 99646), (13338, 49823)]