816390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 2179008

約数和(自身を除く): 1362618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 90, 94, 141, 193, 235, 282, 386, 423, 470, 579, 705, 846, 965, 1158, 1410, 1737, 1930, 2115, 2895, 3474, 4230, 5790, 8685, 9071, 17370, 18142, 27213, 45355, 54426, 81639, 90710, 136065, 163278, 272130, 408195, 816390]

約数ペア:

[(1, 816390), (2, 408195), (3, 272130), (5, 163278), (6, 136065), (9, 90710), (10, 81639), (15, 54426), (18, 45355), (30, 27213), (45, 18142), (47, 17370), (90, 9071), (94, 8685), (141, 5790), (193, 4230), (235, 3474), (282, 2895), (386, 2115), (423, 1930), (470, 1737), (579, 1410), (705, 1158), (846, 965)]