129904384

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{16369}}^1$

素因数の和:16416

約数の個数: 36

約数和(自身を含む): 267682240

約数和(自身を除く): 137777856

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 16369, 32738, 65476, 130952, 261904, 507439, 523808, 1014878, 1047616, 2029756, 2095232, 4059512, 4190464, 8119024, 16238048, 32476096, 64952192, 129904384]

約数ペア:

[(1, 129904384), (2, 64952192), (4, 32476096), (8, 16238048), (16, 8119024), (31, 4190464), (32, 4059512), (62, 2095232), (64, 2029756), (124, 1047616), (128, 1014878), (248, 523808), (256, 507439), (496, 261904), (992, 130952), (1984, 65476), (3968, 32738), (7936, 16369)]