343330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:178

約数の個数: 32

約数和(自身を含む): 705600

約数和(自身を除く): 362270

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 139, 190, 247, 278, 494, 695, 1235, 1390, 1807, 2470, 2641, 3614, 5282, 9035, 13205, 18070, 26410, 34333, 68666, 171665, 343330]

約数ペア:

[(1, 343330), (2, 171665), (5, 68666), (10, 34333), (13, 26410), (19, 18070), (26, 13205), (38, 9035), (65, 5282), (95, 3614), (130, 2641), (139, 2470), (190, 1807), (247, 1390), (278, 1235), (494, 695)]