27458505

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 50291280

約数和(自身を除く): 22832775

約数列:

[1, 3, 5, 9, 15, 29, 45, 53, 87, 145, 159, 261, 265, 397, 435, 477, 795, 1191, 1305, 1537, 1985, 2385, 3573, 4611, 5955, 7685, 11513, 13833, 17865, 21041, 23055, 34539, 57565, 63123, 69165, 103617, 105205, 172695, 189369, 315615, 518085, 610189, 946845, 1830567, 3050945, 5491701, 9152835, 27458505]

約数ペア:

[(1, 27458505), (3, 9152835), (5, 5491701), (9, 3050945), (15, 1830567), (29, 946845), (45, 610189), (53, 518085), (87, 315615), (145, 189369), (159, 172695), (261, 105205), (265, 103617), (397, 69165), (435, 63123), (477, 57565), (795, 34539), (1191, 23055), (1305, 21041), (1537, 17865), (1985, 13833), (2385, 11513), (3573, 7685), (4611, 5955)]