28385427

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3457}}^1$

素因数の和:3507

約数の個数: 32

約数和(自身を含む): 47803392

約数和(自身を除く): 19417965

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 1173, 2737, 3457, 8211, 10371, 24199, 58769, 72597, 79511, 176307, 238533, 411383, 556577, 1234149, 1351687, 1669731, 4055061, 9461809, 28385427]

約数ペア:

[(1, 28385427), (3, 9461809), (7, 4055061), (17, 1669731), (21, 1351687), (23, 1234149), (51, 556577), (69, 411383), (119, 238533), (161, 176307), (357, 79511), (391, 72597), (483, 58769), (1173, 24199), (2737, 10371), (3457, 8211)]