1260028

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4091}}^1$

素因数の和:4113

約数の個数: 24

約数和(自身を含む): 2749824

約数和(自身を除く): 1489796

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 4091, 8182, 16364, 28637, 45001, 57274, 90002, 114548, 180004, 315007, 630014, 1260028]

約数ペア:

[(1, 1260028), (2, 630014), (4, 315007), (7, 180004), (11, 114548), (14, 90002), (22, 57274), (28, 45001), (44, 28637), (77, 16364), (154, 8182), (308, 4091)]