28134535

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 42245280

約数和(自身を除く): 14110745

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 109, 143, 209, 247, 361, 545, 715, 1045, 1199, 1235, 1417, 1805, 2071, 2717, 3971, 4693, 5995, 7085, 10355, 13585, 15587, 19855, 22781, 23465, 26923, 39349, 51623, 77935, 113905, 134615, 196745, 258115, 296153, 432839, 511537, 1480765, 2164195, 2557685, 5626907, 28134535]

約数ペア:

[(1, 28134535), (5, 5626907), (11, 2557685), (13, 2164195), (19, 1480765), (55, 511537), (65, 432839), (95, 296153), (109, 258115), (143, 196745), (209, 134615), (247, 113905), (361, 77935), (545, 51623), (715, 39349), (1045, 26923), (1199, 23465), (1235, 22781), (1417, 19855), (1805, 15587), (2071, 13585), (2717, 10355), (3971, 7085), (4693, 5995)]