38815245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{827}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 77500800

約数和(自身を除く): 38685555

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 149, 315, 447, 745, 827, 1043, 1341, 2235, 2481, 3129, 4135, 5215, 5789, 6705, 7443, 9387, 12405, 15645, 17367, 28945, 37215, 46935, 52101, 86835, 123223, 260505, 369669, 616115, 862561, 1109007, 1848345, 2587683, 4312805, 5545035, 7763049, 12938415, 38815245]

約数ペア:

[(1, 38815245), (3, 12938415), (5, 7763049), (7, 5545035), (9, 4312805), (15, 2587683), (21, 1848345), (35, 1109007), (45, 862561), (63, 616115), (105, 369669), (149, 260505), (315, 123223), (447, 86835), (745, 52101), (827, 46935), (1043, 37215), (1341, 28945), (2235, 17367), (2481, 15645), (3129, 12405), (4135, 9387), (5215, 7443), (5789, 6705)]