7042485

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 11923200

約数和(自身を除く): 4880715

約数列:

[1, 3, 5, 15, 23, 69, 115, 137, 149, 345, 411, 447, 685, 745, 2055, 2235, 3151, 3427, 9453, 10281, 15755, 17135, 20413, 47265, 51405, 61239, 102065, 306195, 469499, 1408497, 2347495, 7042485]

約数ペア:

[(1, 7042485), (3, 2347495), (5, 1408497), (15, 469499), (23, 306195), (69, 102065), (115, 61239), (137, 51405), (149, 47265), (345, 20413), (411, 17135), (447, 15755), (685, 10281), (745, 9453), (2055, 3427), (2235, 3151)]