254436705

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{953}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 468795600

約数和(自身を除く): 214358895

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 349, 765, 953, 1047, 1745, 2859, 3141, 4765, 5235, 5933, 8577, 14295, 15705, 16201, 17799, 29665, 42885, 48603, 53397, 81005, 88995, 145809, 243015, 266985, 332597, 729045, 997791, 1662985, 2993373, 4988955, 5654149, 14966865, 16962447, 28270745, 50887341, 84812235, 254436705]

約数ペア:

[(1, 254436705), (3, 84812235), (5, 50887341), (9, 28270745), (15, 16962447), (17, 14966865), (45, 5654149), (51, 4988955), (85, 2993373), (153, 1662985), (255, 997791), (349, 729045), (765, 332597), (953, 266985), (1047, 243015), (1745, 145809), (2859, 88995), (3141, 81005), (4765, 53397), (5235, 48603), (5933, 42885), (8577, 29665), (14295, 17799), (15705, 16201)]