19169325

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{4057}}^1$

素因数の和:4083

約数の個数: 48

約数和(自身を含む): 40255360

約数和(自身を除く): 21086035

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 4057, 4725, 12171, 20285, 28399, 36513, 60855, 85197, 101425, 109539, 141995, 182565, 255591, 304275, 425985, 547695, 709975, 766773, 912825, 1277955, 2129925, 2738475, 3833865, 6389775, 19169325]

約数ペア:

[(1, 19169325), (3, 6389775), (5, 3833865), (7, 2738475), (9, 2129925), (15, 1277955), (21, 912825), (25, 766773), (27, 709975), (35, 547695), (45, 425985), (63, 304275), (75, 255591), (105, 182565), (135, 141995), (175, 109539), (189, 101425), (225, 85197), (315, 60855), (525, 36513), (675, 28399), (945, 20285), (1575, 12171), (4057, 4725)]