201776655

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{1223}}^1$

素因数の和:1895

約数の個数: 32

約数和(自身を含む): 342641664

約数和(自身を除く): 140865009

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 647, 1223, 1941, 3235, 3669, 6115, 9705, 10999, 18345, 20791, 32997, 54995, 62373, 103955, 164985, 311865, 791281, 2373843, 3956405, 11869215, 13451777, 40355331, 67258885, 201776655]

約数ペア:

[(1, 201776655), (3, 67258885), (5, 40355331), (15, 13451777), (17, 11869215), (51, 3956405), (85, 2373843), (255, 791281), (647, 311865), (1223, 164985), (1941, 103955), (3235, 62373), (3669, 54995), (6115, 32997), (9705, 20791), (10999, 18345)]