22780725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 41943744

約数和(自身を除く): 19163019

約数列:

[1, 3, 5, 11, 15, 25, 33, 53, 55, 75, 159, 165, 265, 275, 521, 583, 795, 825, 1325, 1563, 1749, 2605, 2915, 3975, 5731, 7815, 8745, 13025, 14575, 17193, 27613, 28655, 39075, 43725, 82839, 85965, 138065, 143275, 303743, 414195, 429825, 690325, 911229, 1518715, 2070975, 4556145, 7593575, 22780725]

約数ペア:

[(1, 22780725), (3, 7593575), (5, 4556145), (11, 2070975), (15, 1518715), (25, 911229), (33, 690325), (53, 429825), (55, 414195), (75, 303743), (159, 143275), (165, 138065), (265, 85965), (275, 82839), (521, 43725), (583, 39075), (795, 28655), (825, 27613), (1325, 17193), (1563, 14575), (1749, 13025), (2605, 8745), (2915, 7815), (3975, 5731)]