27855645

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{307}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 46835712

約数和(自身を除く): 18980067

約数列:

[1, 3, 5, 15, 23, 69, 115, 263, 307, 345, 789, 921, 1315, 1535, 3945, 4605, 6049, 7061, 18147, 21183, 30245, 35305, 80741, 90735, 105915, 242223, 403705, 1211115, 1857043, 5571129, 9285215, 27855645]

約数ペア:

[(1, 27855645), (3, 9285215), (5, 5571129), (15, 1857043), (23, 1211115), (69, 403705), (115, 242223), (263, 105915), (307, 90735), (345, 80741), (789, 35305), (921, 30245), (1315, 21183), (1535, 18147), (3945, 7061), (4605, 6049)]