31879904

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4591}}^1$

素因数の和:4639

約数の個数: 48

約数和(自身を含む): 74059776

約数和(自身を除く): 42179872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 868, 992, 1736, 3472, 4591, 6944, 9182, 18364, 32137, 36728, 64274, 73456, 128548, 142321, 146912, 257096, 284642, 514192, 569284, 996247, 1028384, 1138568, 1992494, 2277136, 3984988, 4554272, 7969976, 15939952, 31879904]

約数ペア:

[(1, 31879904), (2, 15939952), (4, 7969976), (7, 4554272), (8, 3984988), (14, 2277136), (16, 1992494), (28, 1138568), (31, 1028384), (32, 996247), (56, 569284), (62, 514192), (112, 284642), (124, 257096), (217, 146912), (224, 142321), (248, 128548), (434, 73456), (496, 64274), (868, 36728), (992, 32137), (1736, 18364), (3472, 9182), (4591, 6944)]