2157225

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{587}}^1$

素因数の和:614

約数の個数: 36

約数和(自身を含む): 4155984

約数和(自身を除く): 1998759

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 587, 735, 1225, 1761, 2935, 3675, 4109, 8805, 12327, 14675, 20545, 28763, 44025, 61635, 86289, 102725, 143815, 308175, 431445, 719075, 2157225]

約数ペア:

[(1, 2157225), (3, 719075), (5, 431445), (7, 308175), (15, 143815), (21, 102725), (25, 86289), (35, 61635), (49, 44025), (75, 28763), (105, 20545), (147, 14675), (175, 12327), (245, 8805), (525, 4109), (587, 3675), (735, 2935), (1225, 1761)]