72812775

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{19813}}^1$

素因数の和:19840

約数の個数: 36

約数和(自身を含む): 140045352

約数和(自身を除く): 67232577

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 3675, 19813, 59439, 99065, 138691, 297195, 416073, 495325, 693455, 970837, 1485975, 2080365, 2912511, 3467275, 4854185, 10401825, 14562555, 24270925, 72812775]

約数ペア:

[(1, 72812775), (3, 24270925), (5, 14562555), (7, 10401825), (15, 4854185), (21, 3467275), (25, 2912511), (35, 2080365), (49, 1485975), (75, 970837), (105, 693455), (147, 495325), (175, 416073), (245, 297195), (525, 138691), (735, 99065), (1225, 59439), (3675, 19813)]