217521728

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4363}}^1$

素因数の和:4435

約数の個数: 56

約数和(自身を含む): 465551520

約数和(自身を除く): 248029792

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 64, 76, 82, 152, 164, 304, 328, 608, 656, 779, 1216, 1312, 1558, 2624, 3116, 4363, 6232, 8726, 12464, 17452, 24928, 34904, 49856, 69808, 82897, 139616, 165794, 178883, 279232, 331588, 357766, 663176, 715532, 1326352, 1431064, 2652704, 2862128, 3398777, 5305408, 5724256, 6797554, 11448512, 13595108, 27190216, 54380432, 108760864, 217521728]

約数ペア:

[(1, 217521728), (2, 108760864), (4, 54380432), (8, 27190216), (16, 13595108), (19, 11448512), (32, 6797554), (38, 5724256), (41, 5305408), (64, 3398777), (76, 2862128), (82, 2652704), (152, 1431064), (164, 1326352), (304, 715532), (328, 663176), (608, 357766), (656, 331588), (779, 279232), (1216, 178883), (1312, 165794), (1558, 139616), (2624, 82897), (3116, 69808), (4363, 49856), (6232, 34904), (8726, 24928), (12464, 17452)]