421230976

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1279}}^1$

素因数の和:1407

約数の個数: 64

約数和(自身を含む): 877363200

約数和(自身を除く): 456132224

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 83, 124, 128, 166, 248, 332, 496, 664, 992, 1279, 1328, 1984, 2558, 2573, 2656, 3968, 5116, 5146, 5312, 10232, 10292, 10624, 20464, 20584, 39649, 40928, 41168, 79298, 81856, 82336, 106157, 158596, 163712, 164672, 212314, 317192, 329344, 424628, 634384, 849256, 1268768, 1698512, 2537536, 3290867, 3397024, 5075072, 6581734, 6794048, 13163468, 13588096, 26326936, 52653872, 105307744, 210615488, 421230976]

約数ペア:

[(1, 421230976), (2, 210615488), (4, 105307744), (8, 52653872), (16, 26326936), (31, 13588096), (32, 13163468), (62, 6794048), (64, 6581734), (83, 5075072), (124, 3397024), (128, 3290867), (166, 2537536), (248, 1698512), (332, 1268768), (496, 849256), (664, 634384), (992, 424628), (1279, 329344), (1328, 317192), (1984, 212314), (2558, 164672), (2573, 163712), (2656, 158596), (3968, 106157), (5116, 82336), (5146, 81856), (5312, 79298), (10232, 41168), (10292, 40928), (10624, 39649), (20464, 20584)]