2508415

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 3830400

約数和(自身を除く): 1321985

約数列:

[1, 5, 7, 13, 35, 37, 65, 91, 149, 185, 259, 455, 481, 745, 1043, 1295, 1937, 2405, 3367, 5215, 5513, 9685, 13559, 16835, 27565, 38591, 67795, 71669, 192955, 358345, 501683, 2508415]

約数ペア:

[(1, 2508415), (5, 501683), (7, 358345), (13, 192955), (35, 71669), (37, 67795), (65, 38591), (91, 27565), (149, 16835), (185, 13559), (259, 9685), (455, 5513), (481, 5215), (745, 3367), (1043, 2405), (1295, 1937)]