684405945

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1\times {\mathrm{1051}}^1$

素因数の和:1590

約数の個数: 48

約数和(自身を含む): 1230840000

約数和(自身を除く): 546434055

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 499, 1051, 1305, 1497, 2495, 3153, 4491, 5255, 7485, 9459, 14471, 15765, 22455, 30479, 43413, 47295, 72355, 91437, 130239, 152395, 217065, 274311, 457185, 524449, 651195, 1371555, 1573347, 2622245, 4720041, 7866735, 15209021, 23600205, 45627063, 76045105, 136881189, 228135315, 684405945]

約数ペア:

[(1, 684405945), (3, 228135315), (5, 136881189), (9, 76045105), (15, 45627063), (29, 23600205), (45, 15209021), (87, 7866735), (145, 4720041), (261, 2622245), (435, 1573347), (499, 1371555), (1051, 651195), (1305, 524449), (1497, 457185), (2495, 274311), (3153, 217065), (4491, 152395), (5255, 130239), (7485, 91437), (9459, 72355), (14471, 47295), (15765, 43413), (22455, 30479)]