217832128

素因数分解:

$2^6\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{229}}^1$

素因数の和:497

約数の個数: 56

約数和(自身を含む): 441655200

約数和(自身を除く): 223823072

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 167, 178, 229, 334, 356, 458, 668, 712, 916, 1336, 1424, 1832, 2672, 2848, 3664, 5344, 5696, 7328, 10688, 14656, 14863, 20381, 29726, 38243, 40762, 59452, 76486, 81524, 118904, 152972, 163048, 237808, 305944, 326096, 475616, 611888, 652192, 951232, 1223776, 1304384, 2447552, 3403627, 6807254, 13614508, 27229016, 54458032, 108916064, 217832128]

約数ペア:

[(1, 217832128), (2, 108916064), (4, 54458032), (8, 27229016), (16, 13614508), (32, 6807254), (64, 3403627), (89, 2447552), (167, 1304384), (178, 1223776), (229, 951232), (334, 652192), (356, 611888), (458, 475616), (668, 326096), (712, 305944), (916, 237808), (1336, 163048), (1424, 152972), (1832, 118904), (2672, 81524), (2848, 76486), (3664, 59452), (5344, 40762), (5696, 38243), (7328, 29726), (10688, 20381), (14656, 14863)]