1388045475

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{324689}}^1$

素因数の和:324724

約数の個数: 36

約数和(自身を含む): 2617001400

約数和(自身を除く): 1228955925

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 225, 285, 475, 855, 1425, 4275, 324689, 974067, 1623445, 2922201, 4870335, 6169091, 8117225, 14611005, 18507273, 24351675, 30845455, 55521819, 73055025, 92536365, 154227275, 277609095, 462681825, 1388045475]

約数ペア:

[(1, 1388045475), (3, 462681825), (5, 277609095), (9, 154227275), (15, 92536365), (19, 73055025), (25, 55521819), (45, 30845455), (57, 24351675), (75, 18507273), (95, 14611005), (171, 8117225), (225, 6169091), (285, 4870335), (475, 2922201), (855, 1623445), (1425, 974067), (4275, 324689)]