811561215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{4919}}^1$

素因数の和:5591

約数の個数: 32

約数和(自身を含む): 1377285120

約数和(自身を除く): 565723905

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 647, 1941, 3235, 4919, 9705, 10999, 14757, 24595, 32997, 54995, 73785, 83623, 164985, 250869, 418115, 1254345, 3182593, 9547779, 15912965, 47738895, 54104081, 162312243, 270520405, 811561215]

約数ペア:

[(1, 811561215), (3, 270520405), (5, 162312243), (15, 54104081), (17, 47738895), (51, 15912965), (85, 9547779), (255, 3182593), (647, 1254345), (1941, 418115), (3235, 250869), (4919, 164985), (9705, 83623), (10999, 73785), (14757, 54995), (24595, 32997)]