28330995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1291}}^1$

素因数の和:1336

約数の個数: 64

約数和(自身を含む): 59535360

約数和(自身を除く): 31204365

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 55, 57, 77, 95, 105, 133, 165, 209, 231, 285, 385, 399, 627, 665, 1045, 1155, 1291, 1463, 1995, 3135, 3873, 4389, 6455, 7315, 9037, 14201, 19365, 21945, 24529, 27111, 42603, 45185, 71005, 73587, 99407, 122645, 135555, 171703, 213015, 269819, 298221, 367935, 497035, 515109, 809457, 858515, 1349095, 1491105, 1888733, 2575545, 4047285, 5666199, 9443665, 28330995]

約数ペア:

[(1, 28330995), (3, 9443665), (5, 5666199), (7, 4047285), (11, 2575545), (15, 1888733), (19, 1491105), (21, 1349095), (33, 858515), (35, 809457), (55, 515109), (57, 497035), (77, 367935), (95, 298221), (105, 269819), (133, 213015), (165, 171703), (209, 135555), (231, 122645), (285, 99407), (385, 73587), (399, 71005), (627, 45185), (665, 42603), (1045, 27111), (1155, 24529), (1291, 21945), (1463, 19365), (1995, 14201), (3135, 9037), (3873, 7315), (4389, 6455)]