406741504

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1153}}^1$

素因数の和:1237

約数の個数: 80

約数和(自身を含む): 892489752

約数和(自身を除く): 485748248

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 128, 208, 212, 256, 416, 424, 512, 689, 832, 848, 1153, 1378, 1664, 1696, 2306, 2756, 3328, 3392, 4612, 5512, 6656, 6784, 9224, 11024, 13568, 14989, 18448, 22048, 27136, 29978, 36896, 44096, 59956, 61109, 73792, 88192, 119912, 122218, 147584, 176384, 239824, 244436, 295168, 352768, 479648, 488872, 590336, 794417, 959296, 977744, 1588834, 1918592, 1955488, 3177668, 3837184, 3910976, 6355336, 7674368, 7821952, 12710672, 15643904, 25421344, 31287808, 50842688, 101685376, 203370752, 406741504]

約数ペア:

[(1, 406741504), (2, 203370752), (4, 101685376), (8, 50842688), (13, 31287808), (16, 25421344), (26, 15643904), (32, 12710672), (52, 7821952), (53, 7674368), (64, 6355336), (104, 3910976), (106, 3837184), (128, 3177668), (208, 1955488), (212, 1918592), (256, 1588834), (416, 977744), (424, 959296), (512, 794417), (689, 590336), (832, 488872), (848, 479648), (1153, 352768), (1378, 295168), (1664, 244436), (1696, 239824), (2306, 176384), (2756, 147584), (3328, 122218), (3392, 119912), (4612, 88192), (5512, 73792), (6656, 61109), (6784, 59956), (9224, 44096), (11024, 36896), (13568, 29978), (14989, 27136), (18448, 22048)]