30953923

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{107}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 44561664

約数和(自身を除く): 13607741

約数列:

[1, 7, 11, 13, 17, 77, 91, 107, 119, 143, 187, 221, 289, 749, 1001, 1177, 1309, 1391, 1547, 1819, 2023, 2431, 3179, 3757, 8239, 9737, 12733, 15301, 17017, 20009, 22253, 23647, 26299, 30923, 41327, 107107, 140063, 165529, 216461, 260117, 289289, 340153, 401999, 1820819, 2381071, 2813993, 4421989, 30953923]

約数ペア:

[(1, 30953923), (7, 4421989), (11, 2813993), (13, 2381071), (17, 1820819), (77, 401999), (91, 340153), (107, 289289), (119, 260117), (143, 216461), (187, 165529), (221, 140063), (289, 107107), (749, 41327), (1001, 30923), (1177, 26299), (1309, 23647), (1391, 22253), (1547, 20009), (1819, 17017), (2023, 15301), (2431, 12733), (3179, 9737), (3757, 8239)]