987954242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1\times {\mathrm{2179}}^1$

素因数の和:2786

約数の個数: 32

約数和(自身を含む): 1664089920

約数和(自身を除く): 676135678

約数列:

[1, 2, 11, 22, 37, 74, 407, 557, 814, 1114, 2179, 4358, 6127, 12254, 20609, 23969, 41218, 47938, 80623, 161246, 226699, 453398, 886853, 1213703, 1773706, 2427406, 13350733, 26701466, 44907011, 89814022, 493977121, 987954242]

約数ペア:

[(1, 987954242), (2, 493977121), (11, 89814022), (22, 44907011), (37, 26701466), (74, 13350733), (407, 2427406), (557, 1773706), (814, 1213703), (1114, 886853), (2179, 453398), (4358, 226699), (6127, 161246), (12254, 80623), (20609, 47938), (23969, 41218)]