1155405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 2052864

約数和(自身を除く): 897459

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 197, 255, 345, 391, 591, 985, 1173, 1955, 2955, 3349, 4531, 5865, 10047, 13593, 16745, 22655, 50235, 67965, 77027, 231081, 385135, 1155405]

約数ペア:

[(1, 1155405), (3, 385135), (5, 231081), (15, 77027), (17, 67965), (23, 50235), (51, 22655), (69, 16745), (85, 13593), (115, 10047), (197, 5865), (255, 4531), (345, 3349), (391, 2955), (591, 1955), (985, 1173)]