28343445

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{761}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 49158144

約数和(自身を除く): 20814699

約数列:

[1, 3, 5, 13, 15, 39, 65, 191, 195, 573, 761, 955, 2283, 2483, 2865, 3805, 7449, 9893, 11415, 12415, 29679, 37245, 49465, 145351, 148395, 436053, 726755, 1889563, 2180265, 5668689, 9447815, 28343445]

約数ペア:

[(1, 28343445), (3, 9447815), (5, 5668689), (13, 2180265), (15, 1889563), (39, 726755), (65, 436053), (191, 148395), (195, 145351), (573, 49465), (761, 37245), (955, 29679), (2283, 12415), (2483, 11415), (2865, 9893), (3805, 7449)]