31389420846

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{106721}}^1$

素因数の和:106929

約数の個数: 64

約数和(自身を含む): 73766246400

約数和(自身を除く): 42376825554

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 149, 282, 298, 329, 447, 658, 894, 987, 1043, 1974, 2086, 3129, 6258, 7003, 14006, 21009, 42018, 49021, 98042, 106721, 147063, 213442, 294126, 320163, 640326, 747047, 1494094, 2241141, 4482282, 5015887, 10031774, 15047661, 15901429, 30095322, 31802858, 35111209, 47704287, 70222418, 95408574, 105333627, 111310003, 210667254, 222620006, 333930009, 667860018, 747367163, 1494734326, 2242101489, 4484202978, 5231570141, 10463140282, 15694710423, 31389420846]

約数ペア:

[(1, 31389420846), (2, 15694710423), (3, 10463140282), (6, 5231570141), (7, 4484202978), (14, 2242101489), (21, 1494734326), (42, 747367163), (47, 667860018), (94, 333930009), (141, 222620006), (149, 210667254), (282, 111310003), (298, 105333627), (329, 95408574), (447, 70222418), (658, 47704287), (894, 35111209), (987, 31802858), (1043, 30095322), (1974, 15901429), (2086, 15047661), (3129, 10031774), (6258, 5015887), (7003, 4482282), (14006, 2241141), (21009, 1494094), (42018, 747047), (49021, 640326), (98042, 320163), (106721, 294126), (147063, 213442)]