393290427

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 588373632

約数和(自身を除く): 195083205

約数列:

[1, 3, 17, 37, 43, 51, 111, 129, 131, 393, 629, 731, 1369, 1591, 1887, 2193, 2227, 4107, 4773, 4847, 5633, 6681, 14541, 16899, 23273, 27047, 58867, 69819, 81141, 82399, 95761, 176601, 179339, 208421, 247197, 287283, 538017, 625263, 1000739, 3002217, 3048763, 3543157, 7711577, 9146289, 10629471, 23134731, 131096809, 393290427]

約数ペア:

[(1, 393290427), (3, 131096809), (17, 23134731), (37, 10629471), (43, 9146289), (51, 7711577), (111, 3543157), (129, 3048763), (131, 3002217), (393, 1000739), (629, 625263), (731, 538017), (1369, 287283), (1591, 247197), (1887, 208421), (2193, 179339), (2227, 176601), (4107, 95761), (4773, 82399), (4847, 81141), (5633, 69819), (6681, 58867), (14541, 27047), (16899, 23273)]