25738965

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{1297}}^1$

素因数の和:1328

約数の個数: 60

約数和(自身を含む): 53713836

約数和(自身を除く): 27974871

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 105, 135, 147, 189, 245, 315, 405, 441, 567, 735, 945, 1297, 1323, 2205, 2835, 3891, 3969, 6485, 6615, 9079, 11673, 19455, 19845, 27237, 35019, 45395, 58365, 63553, 81711, 105057, 136185, 175095, 190659, 245133, 317765, 408555, 525285, 571977, 735399, 953295, 1225665, 1715931, 2859885, 3676995, 5147793, 8579655, 25738965]

約数ペア:

[(1, 25738965), (3, 8579655), (5, 5147793), (7, 3676995), (9, 2859885), (15, 1715931), (21, 1225665), (27, 953295), (35, 735399), (45, 571977), (49, 525285), (63, 408555), (81, 317765), (105, 245133), (135, 190659), (147, 175095), (189, 136185), (245, 105057), (315, 81711), (405, 63553), (441, 58365), (567, 45395), (735, 35019), (945, 27237), (1297, 19845), (1323, 19455), (2205, 11673), (2835, 9079), (3891, 6615), (3969, 6485)]