2122505

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 3283200

約数和(自身を除く): 1160695

約数列:

[1, 5, 7, 11, 35, 37, 55, 77, 149, 185, 259, 385, 407, 745, 1043, 1295, 1639, 2035, 2849, 5215, 5513, 8195, 11473, 14245, 27565, 38591, 57365, 60643, 192955, 303215, 424501, 2122505]

約数ペア:

[(1, 2122505), (5, 424501), (7, 303215), (11, 192955), (35, 60643), (37, 57365), (55, 38591), (77, 27565), (149, 14245), (185, 11473), (259, 8195), (385, 5513), (407, 5215), (745, 2849), (1043, 2035), (1295, 1639)]