90899955

素因数分解:

$3^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1607}}^1$

素因数の和:2040

約数の個数: 32

約数和(自身を含む): 162086400

約数和(自身を除く): 71186445

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 419, 1257, 1607, 2095, 3771, 4821, 6285, 8035, 11313, 14463, 18855, 24105, 43389, 56565, 72315, 216945, 673333, 2019999, 3366665, 6059997, 10099995, 18179991, 30299985, 90899955]

約数ペア:

[(1, 90899955), (3, 30299985), (5, 18179991), (9, 10099995), (15, 6059997), (27, 3366665), (45, 2019999), (135, 673333), (419, 216945), (1257, 72315), (1607, 56565), (2095, 43389), (3771, 24105), (4821, 18855), (6285, 14463), (8035, 11313)]