15920085

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 26284032

約数和(自身を除く): 10363947

約数列:

[1, 3, 5, 15, 61, 127, 137, 183, 305, 381, 411, 635, 685, 915, 1905, 2055, 7747, 8357, 17399, 23241, 25071, 38735, 41785, 52197, 86995, 116205, 125355, 260985, 1061339, 3184017, 5306695, 15920085]

約数ペア:

[(1, 15920085), (3, 5306695), (5, 3184017), (15, 1061339), (61, 260985), (127, 125355), (137, 116205), (183, 86995), (305, 52197), (381, 41785), (411, 38735), (635, 25071), (685, 23241), (915, 17399), (1905, 8357), (2055, 7747)]