388971136

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1607}}^1$

素因数の和:1713

約数の個数: 64

約数和(自身を含む): 813519360

約数和(自身を除く): 424548224

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 64, 122, 124, 128, 244, 248, 488, 496, 976, 992, 1607, 1891, 1952, 1984, 3214, 3782, 3904, 3968, 6428, 7564, 7808, 12856, 15128, 25712, 30256, 49817, 51424, 60512, 98027, 99634, 102848, 121024, 196054, 199268, 205696, 242048, 392108, 398536, 784216, 797072, 1568432, 1594144, 3038837, 3136864, 3188288, 6077674, 6273728, 6376576, 12155348, 12547456, 24310696, 48621392, 97242784, 194485568, 388971136]

約数ペア:

[(1, 388971136), (2, 194485568), (4, 97242784), (8, 48621392), (16, 24310696), (31, 12547456), (32, 12155348), (61, 6376576), (62, 6273728), (64, 6077674), (122, 3188288), (124, 3136864), (128, 3038837), (244, 1594144), (248, 1568432), (488, 797072), (496, 784216), (976, 398536), (992, 392108), (1607, 242048), (1891, 205696), (1952, 199268), (1984, 196054), (3214, 121024), (3782, 102848), (3904, 99634), (3968, 98027), (6428, 60512), (7564, 51424), (7808, 49817), (12856, 30256), (15128, 25712)]