1396864768

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:514

約数の個数: 108

約数和(自身を含む): 3063485880

約数和(自身を除く): 1666621112

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 83, 104, 128, 166, 169, 208, 256, 332, 338, 389, 416, 664, 676, 778, 832, 1079, 1328, 1352, 1556, 1664, 2158, 2656, 2704, 3112, 3328, 4316, 5057, 5312, 5408, 6224, 8632, 10114, 10624, 10816, 12448, 14027, 17264, 20228, 21248, 21632, 24896, 28054, 32287, 34528, 40456, 43264, 49792, 56108, 64574, 65741, 69056, 80912, 99584, 112216, 129148, 131482, 138112, 161824, 224432, 258296, 262964, 276224, 323648, 419731, 448864, 516592, 525928, 647296, 839462, 897728, 1033184, 1051856, 1294592, 1678924, 1795456, 2066368, 2103712, 3357848, 3590912, 4132736, 4207424, 5456503, 6715696, 8265472, 8414848, 10913006, 13431392, 16829696, 21826012, 26862784, 43652024, 53725568, 87304048, 107451136, 174608096, 349216192, 698432384, 1396864768]

約数ペア:

[(1, 1396864768), (2, 698432384), (4, 349216192), (8, 174608096), (13, 107451136), (16, 87304048), (26, 53725568), (32, 43652024), (52, 26862784), (64, 21826012), (83, 16829696), (104, 13431392), (128, 10913006), (166, 8414848), (169, 8265472), (208, 6715696), (256, 5456503), (332, 4207424), (338, 4132736), (389, 3590912), (416, 3357848), (664, 2103712), (676, 2066368), (778, 1795456), (832, 1678924), (1079, 1294592), (1328, 1051856), (1352, 1033184), (1556, 897728), (1664, 839462), (2158, 647296), (2656, 525928), (2704, 516592), (3112, 448864), (3328, 419731), (4316, 323648), (5057, 276224), (5312, 262964), (5408, 258296), (6224, 224432), (8632, 161824), (10114, 138112), (10624, 131482), (10816, 129148), (12448, 112216), (14027, 99584), (17264, 80912), (20228, 69056), (21248, 65741), (21632, 64574), (24896, 56108), (28054, 49792), (32287, 43264), (34528, 40456)]