1317555

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 2545920

約数和(自身を除く): 1228365

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 67, 69, 95, 115, 171, 201, 207, 285, 335, 345, 437, 603, 855, 1005, 1035, 1273, 1311, 1541, 2185, 3015, 3819, 3933, 4623, 6365, 6555, 7705, 11457, 13869, 19095, 19665, 23115, 29279, 57285, 69345, 87837, 146395, 263511, 439185, 1317555]

約数ペア:

[(1, 1317555), (3, 439185), (5, 263511), (9, 146395), (15, 87837), (19, 69345), (23, 57285), (45, 29279), (57, 23115), (67, 19665), (69, 19095), (95, 13869), (115, 11457), (171, 7705), (201, 6555), (207, 6365), (285, 4623), (335, 3933), (345, 3819), (437, 3015), (603, 2185), (855, 1541), (1005, 1311), (1035, 1273)]