388298746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{7207}}^1$

素因数の和:7330

約数の個数: 32

約数和(自身を含む): 664289280

約数和(自身を除く): 275990534

約数列:

[1, 2, 11, 22, 31, 62, 79, 158, 341, 682, 869, 1738, 2449, 4898, 7207, 14414, 26939, 53878, 79277, 158554, 223417, 446834, 569353, 1138706, 2457587, 4915174, 6262883, 12525766, 17649943, 35299886, 194149373, 388298746]

約数ペア:

[(1, 388298746), (2, 194149373), (11, 35299886), (22, 17649943), (31, 12525766), (62, 6262883), (79, 4915174), (158, 2457587), (341, 1138706), (682, 569353), (869, 446834), (1738, 223417), (2449, 158554), (4898, 79277), (7207, 53878), (14414, 26939)]