208029902

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:512

約数の個数: 32

約数和(自身を含む): 329011200

約数和(自身を除く): 120981298

約数列:

[1, 2, 31, 62, 101, 139, 202, 239, 278, 478, 3131, 4309, 6262, 7409, 8618, 14039, 14818, 24139, 28078, 33221, 48278, 66442, 435209, 748309, 870418, 1029851, 1496618, 2059702, 3355321, 6710642, 104014951, 208029902]

約数ペア:

[(1, 208029902), (2, 104014951), (31, 6710642), (62, 3355321), (101, 2059702), (139, 1496618), (202, 1029851), (239, 870418), (278, 748309), (478, 435209), (3131, 66442), (4309, 48278), (6262, 33221), (7409, 28078), (8618, 24139), (14039, 14818)]