23205861

素因数分解:

$3^2\times 7^2\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:642

約数の個数: 36

約数和(自身を含む): 39453804

約数和(自身を除く): 16247943

約数列:

[1, 3, 7, 9, 21, 49, 63, 101, 147, 303, 441, 521, 707, 909, 1563, 2121, 3647, 4689, 4949, 6363, 10941, 14847, 25529, 32823, 44541, 52621, 76587, 157863, 229761, 368347, 473589, 1105041, 2578429, 3315123, 7735287, 23205861]

約数ペア:

[(1, 23205861), (3, 7735287), (7, 3315123), (9, 2578429), (21, 1105041), (49, 473589), (63, 368347), (101, 229761), (147, 157863), (303, 76587), (441, 52621), (521, 44541), (707, 32823), (909, 25529), (1563, 14847), (2121, 10941), (3647, 6363), (4689, 4949)]