71999361

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5521}}^1$

素因数の和:5563

約数の個数: 40

約数和(自身を含む): 128287104

約数和(自身を除く): 56287743

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1863, 4347, 5521, 13041, 16563, 38647, 49689, 115941, 126983, 149067, 347823, 380949, 447201, 888881, 1043469, 1142847, 2666643, 3130407, 3428541, 7999929, 10285623, 23999787, 71999361]

約数ペア:

[(1, 71999361), (3, 23999787), (7, 10285623), (9, 7999929), (21, 3428541), (23, 3130407), (27, 2666643), (63, 1142847), (69, 1043469), (81, 888881), (161, 447201), (189, 380949), (207, 347823), (483, 149067), (567, 126983), (621, 115941), (1449, 49689), (1863, 38647), (4347, 16563), (5521, 13041)]