207908925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1097}}^1$

素因数の和:1155

約数の個数: 72

約数和(自身を含む): 414991296

約数和(自身を除く): 207082371

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 75, 95, 105, 133, 175, 285, 361, 399, 475, 525, 665, 1083, 1097, 1425, 1805, 1995, 2527, 3291, 3325, 5415, 5485, 7581, 7679, 9025, 9975, 12635, 16455, 20843, 23037, 27075, 27425, 37905, 38395, 62529, 63175, 82275, 104215, 115185, 145901, 189525, 191975, 312645, 396017, 437703, 521075, 575925, 729505, 1188051, 1563225, 1980085, 2188515, 2772119, 3647525, 5940255, 8316357, 9900425, 10942575, 13860595, 29701275, 41581785, 69302975, 207908925]

約数ペア:

[(1, 207908925), (3, 69302975), (5, 41581785), (7, 29701275), (15, 13860595), (19, 10942575), (21, 9900425), (25, 8316357), (35, 5940255), (57, 3647525), (75, 2772119), (95, 2188515), (105, 1980085), (133, 1563225), (175, 1188051), (285, 729505), (361, 575925), (399, 521075), (475, 437703), (525, 396017), (665, 312645), (1083, 191975), (1097, 189525), (1425, 145901), (1805, 115185), (1995, 104215), (2527, 82275), (3291, 63175), (3325, 62529), (5415, 38395), (5485, 37905), (7581, 27425), (7679, 27075), (9025, 23037), (9975, 20843), (12635, 16455)]