23531025

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 47779680

約数和(自身を除く): 24248655

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 49, 57, 75, 95, 105, 133, 147, 175, 245, 285, 337, 399, 475, 525, 665, 735, 931, 1011, 1225, 1425, 1685, 1995, 2359, 2793, 3325, 3675, 4655, 5055, 6403, 7077, 8425, 9975, 11795, 13965, 16513, 19209, 23275, 25275, 32015, 35385, 44821, 49539, 58975, 69825, 82565, 96045, 134463, 160075, 176925, 224105, 247695, 313747, 412825, 480225, 672315, 941241, 1120525, 1238475, 1568735, 3361575, 4706205, 7843675, 23531025]

約数ペア:

[(1, 23531025), (3, 7843675), (5, 4706205), (7, 3361575), (15, 1568735), (19, 1238475), (21, 1120525), (25, 941241), (35, 672315), (49, 480225), (57, 412825), (75, 313747), (95, 247695), (105, 224105), (133, 176925), (147, 160075), (175, 134463), (245, 96045), (285, 82565), (337, 69825), (399, 58975), (475, 49539), (525, 44821), (665, 35385), (735, 32015), (931, 25275), (1011, 23275), (1225, 19209), (1425, 16513), (1685, 13965), (1995, 11795), (2359, 9975), (2793, 8425), (3325, 7077), (3675, 6403), (4655, 5055)]