12199825

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 36

約数和(自身を含む): 17234140

約数和(自身を除く): 5034315

約数列:

[1, 5, 11, 25, 37, 55, 109, 121, 185, 275, 407, 545, 605, 925, 1199, 2035, 2725, 3025, 4033, 4477, 5995, 10175, 13189, 20165, 22385, 29975, 44363, 65945, 100825, 111925, 221815, 329725, 487993, 1109075, 2439965, 12199825]

約数ペア:

[(1, 12199825), (5, 2439965), (11, 1109075), (25, 487993), (37, 329725), (55, 221815), (109, 111925), (121, 100825), (185, 65945), (275, 44363), (407, 29975), (545, 22385), (605, 20165), (925, 13189), (1199, 10175), (2035, 5995), (2725, 4477), (3025, 4033)]