27506205

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{607}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 51217920

約数和(自身を除く): 23711715

約数列:

[1, 3, 5, 9, 15, 19, 45, 53, 57, 95, 159, 171, 265, 285, 477, 607, 795, 855, 1007, 1821, 2385, 3021, 3035, 5035, 5463, 9063, 9105, 11533, 15105, 27315, 32171, 34599, 45315, 57665, 96513, 103797, 160855, 172995, 289539, 482565, 518985, 611249, 1447695, 1833747, 3056245, 5501241, 9168735, 27506205]

約数ペア:

[(1, 27506205), (3, 9168735), (5, 5501241), (9, 3056245), (15, 1833747), (19, 1447695), (45, 611249), (53, 518985), (57, 482565), (95, 289539), (159, 172995), (171, 160855), (265, 103797), (285, 96513), (477, 57665), (607, 45315), (795, 34599), (855, 32171), (1007, 27315), (1821, 15105), (2385, 11533), (3021, 9105), (3035, 9063), (5035, 5463)]