293806737

素因数分解:

$3^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6971}}^1$

素因数の和:7210

約数の個数: 32

約数和(自身を含む): 499752960

約数和(自身を除く): 205946223

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 223, 669, 1561, 2007, 4683, 6021, 6971, 14049, 20913, 42147, 48797, 62739, 146391, 188217, 439173, 1317519, 1554533, 4663599, 10881731, 13990797, 32645193, 41972391, 97935579, 293806737]

約数ペア:

[(1, 293806737), (3, 97935579), (7, 41972391), (9, 32645193), (21, 13990797), (27, 10881731), (63, 4663599), (189, 1554533), (223, 1317519), (669, 439173), (1561, 188217), (2007, 146391), (4683, 62739), (6021, 48797), (6971, 42147), (14049, 20913)]