23121955

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 31449600

約数和(自身を除く): 8327645

約数列:

[1, 5, 17, 19, 85, 95, 103, 139, 323, 515, 695, 1615, 1751, 1957, 2363, 2641, 8755, 9785, 11815, 13205, 14317, 33269, 44897, 71585, 166345, 224485, 243389, 272023, 1216945, 1360115, 4624391, 23121955]

約数ペア:

[(1, 23121955), (5, 4624391), (17, 1360115), (19, 1216945), (85, 272023), (95, 243389), (103, 224485), (139, 166345), (323, 71585), (515, 44897), (695, 33269), (1615, 14317), (1751, 13205), (1957, 11815), (2363, 9785), (2641, 8755)]