16217216

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 34402560

約数和(自身を除く): 18185344

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 64, 67, 122, 124, 128, 134, 244, 248, 268, 488, 496, 536, 976, 992, 1072, 1891, 1952, 1984, 2077, 2144, 3782, 3904, 3968, 4087, 4154, 4288, 7564, 7808, 8174, 8308, 8576, 15128, 16348, 16616, 30256, 32696, 33232, 60512, 65392, 66464, 121024, 126697, 130784, 132928, 242048, 253394, 261568, 265856, 506788, 523136, 1013576, 2027152, 4054304, 8108608, 16217216]

約数ペア:

[(1, 16217216), (2, 8108608), (4, 4054304), (8, 2027152), (16, 1013576), (31, 523136), (32, 506788), (61, 265856), (62, 261568), (64, 253394), (67, 242048), (122, 132928), (124, 130784), (128, 126697), (134, 121024), (244, 66464), (248, 65392), (268, 60512), (488, 33232), (496, 32696), (536, 30256), (976, 16616), (992, 16348), (1072, 15128), (1891, 8576), (1952, 8308), (1984, 8174), (2077, 7808), (2144, 7564), (3782, 4288), (3904, 4154), (3968, 4087)]