210143325

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21067}}^1$

素因数の和:21106

約数の個数: 48

約数和(自身を含む): 417989120

約数和(自身を除く): 207845795

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 399, 475, 525, 665, 1425, 1995, 3325, 9975, 21067, 63201, 105335, 147469, 316005, 400273, 442407, 526675, 737345, 1200819, 1580025, 2001365, 2212035, 2801911, 3686725, 6004095, 8405733, 10006825, 11060175, 14009555, 30020475, 42028665, 70047775, 210143325]

約数ペア:

[(1, 210143325), (3, 70047775), (5, 42028665), (7, 30020475), (15, 14009555), (19, 11060175), (21, 10006825), (25, 8405733), (35, 6004095), (57, 3686725), (75, 2801911), (95, 2212035), (105, 2001365), (133, 1580025), (175, 1200819), (285, 737345), (399, 526675), (475, 442407), (525, 400273), (665, 316005), (1425, 147469), (1995, 105335), (3325, 63201), (9975, 21067)]