211707430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{17657}}^1$

素因数の和:17784

約数の個数: 32

約数和(自身を含む): 419554080

約数和(自身を除く): 207846650

約数列:

[1, 2, 5, 10, 11, 22, 55, 109, 110, 218, 545, 1090, 1199, 2398, 5995, 11990, 17657, 35314, 88285, 176570, 194227, 388454, 971135, 1924613, 1942270, 3849226, 9623065, 19246130, 21170743, 42341486, 105853715, 211707430]

約数ペア:

[(1, 211707430), (2, 105853715), (5, 42341486), (10, 21170743), (11, 19246130), (22, 9623065), (55, 3849226), (109, 1942270), (110, 1924613), (218, 971135), (545, 388454), (1090, 194227), (1199, 176570), (2398, 88285), (5995, 35314), (11990, 17657)]