201865155

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1\times {\mathrm{653}}^1$

素因数の和:1255

約数の個数: 32

約数和(自身を含む): 332817984

約数和(自身を除く): 130952829

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 557, 653, 1671, 1959, 2785, 3265, 8355, 9795, 20609, 24161, 61827, 72483, 103045, 120805, 309135, 362415, 363721, 1091163, 1818605, 5455815, 13457677, 40373031, 67288385, 201865155]

約数ペア:

[(1, 201865155), (3, 67288385), (5, 40373031), (15, 13457677), (37, 5455815), (111, 1818605), (185, 1091163), (555, 363721), (557, 362415), (653, 309135), (1671, 120805), (1959, 103045), (2785, 72483), (3265, 61827), (8355, 24161), (9795, 20609)]