390781911

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{359}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 600825600

約数和(自身を除く): 210043689

約数列:

[1, 3, 13, 19, 39, 57, 113, 169, 247, 339, 359, 507, 741, 1077, 1469, 2147, 3211, 4407, 4667, 6441, 6821, 9633, 14001, 19097, 20463, 27911, 40567, 57291, 60671, 83733, 88673, 121701, 182013, 266019, 362843, 527371, 770773, 1088529, 1152749, 1582113, 2312319, 3458247, 6855823, 10020049, 20567469, 30060147, 130260637, 390781911]

約数ペア:

[(1, 390781911), (3, 130260637), (13, 30060147), (19, 20567469), (39, 10020049), (57, 6855823), (113, 3458247), (169, 2312319), (247, 1582113), (339, 1152749), (359, 1088529), (507, 770773), (741, 527371), (1077, 362843), (1469, 266019), (2147, 182013), (3211, 121701), (4407, 88673), (4667, 83733), (6441, 60671), (6821, 57291), (9633, 40567), (14001, 27911), (19097, 20463)]