2196425

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1$

素因数の和:198

約数の個数: 36

約数和(自身を含む): 3477456

約数和(自身を除く): 1281031

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 163, 175, 245, 275, 385, 539, 815, 1141, 1225, 1793, 1925, 2695, 4075, 5705, 7987, 8965, 12551, 13475, 28525, 39935, 44825, 62755, 87857, 199675, 313775, 439285, 2196425]

約数ペア:

[(1, 2196425), (5, 439285), (7, 313775), (11, 199675), (25, 87857), (35, 62755), (49, 44825), (55, 39935), (77, 28525), (163, 13475), (175, 12551), (245, 8965), (275, 7987), (385, 5705), (539, 4075), (815, 2695), (1141, 1925), (1225, 1793)]