128813672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^2$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 265132140

約数和(自身を除く): 136318468

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 104, 113, 194, 226, 388, 452, 776, 904, 1261, 1469, 2522, 2938, 5044, 5876, 10088, 10961, 11752, 12769, 21922, 25538, 43844, 51076, 87688, 102152, 142493, 165997, 284986, 331994, 569972, 663988, 1139944, 1238593, 1327976, 2477186, 4954372, 9908744, 16101709, 32203418, 64406836, 128813672]

約数ペア:

[(1, 128813672), (2, 64406836), (4, 32203418), (8, 16101709), (13, 9908744), (26, 4954372), (52, 2477186), (97, 1327976), (104, 1238593), (113, 1139944), (194, 663988), (226, 569972), (388, 331994), (452, 284986), (776, 165997), (904, 142493), (1261, 102152), (1469, 87688), (2522, 51076), (2938, 43844), (5044, 25538), (5876, 21922), (10088, 12769), (10961, 11752)]