216376

素因数分解:

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

素因数の和:103

約数の個数: 32

約数和(自身を含む): 451440

約数和(自身を除く): 235064

約数列:

[1, 2, 4, 8, 17, 34, 37, 43, 68, 74, 86, 136, 148, 172, 296, 344, 629, 731, 1258, 1462, 1591, 2516, 2924, 3182, 5032, 5848, 6364, 12728, 27047, 54094, 108188, 216376]

約数ペア:

[(1, 216376), (2, 108188), (4, 54094), (8, 27047), (17, 12728), (34, 6364), (37, 5848), (43, 5032), (68, 3182), (74, 2924), (86, 2516), (136, 1591), (148, 1462), (172, 1258), (296, 731), (344, 629)]