211380218

素因数分解:

$2^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{40697}}^1$

素因数の和:40766

約数の個数: 24

約数和(自身を含む): 375805332

約数和(自身を除く): 164425114

約数列:

[1, 2, 7, 14, 49, 53, 98, 106, 371, 742, 2597, 5194, 40697, 81394, 284879, 569758, 1994153, 2156941, 3988306, 4313882, 15098587, 30197174, 105690109, 211380218]

約数ペア:

[(1, 211380218), (2, 105690109), (7, 30197174), (14, 15098587), (49, 4313882), (53, 3988306), (98, 2156941), (106, 1994153), (371, 569758), (742, 284879), (2597, 81394), (5194, 40697)]