155861205

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{3847}}^1$

素因数の和:3965

約数の個数: 32

約数和(自身を含む): 259693824

約数和(自身を除く): 103832619

約数列:

[1, 3, 5, 15, 37, 73, 111, 185, 219, 365, 555, 1095, 2701, 3847, 8103, 11541, 13505, 19235, 40515, 57705, 142339, 280831, 427017, 711695, 842493, 1404155, 2135085, 4212465, 10390747, 31172241, 51953735, 155861205]

約数ペア:

[(1, 155861205), (3, 51953735), (5, 31172241), (15, 10390747), (37, 4212465), (73, 2135085), (111, 1404155), (185, 842493), (219, 711695), (365, 427017), (555, 280831), (1095, 142339), (2701, 57705), (3847, 40515), (8103, 19235), (11541, 13505)]