7887285

素因数分解:

$3^2\times 5^1\times 7^4\times {\mathrm{73}}^1$

素因数の和:112

約数の個数: 60

約数和(自身を含む): 16167372

約数和(自身を除く): 8280087

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 73, 105, 147, 219, 245, 315, 343, 365, 441, 511, 657, 735, 1029, 1095, 1533, 1715, 2205, 2401, 2555, 3087, 3285, 3577, 4599, 5145, 7203, 7665, 10731, 12005, 15435, 17885, 21609, 22995, 25039, 32193, 36015, 53655, 75117, 108045, 125195, 160965, 175273, 225351, 375585, 525819, 876365, 1126755, 1577457, 2629095, 7887285]

約数ペア:

[(1, 7887285), (3, 2629095), (5, 1577457), (7, 1126755), (9, 876365), (15, 525819), (21, 375585), (35, 225351), (45, 175273), (49, 160965), (63, 125195), (73, 108045), (105, 75117), (147, 53655), (219, 36015), (245, 32193), (315, 25039), (343, 22995), (365, 21609), (441, 17885), (511, 15435), (657, 12005), (735, 10731), (1029, 7665), (1095, 7203), (1533, 5145), (1715, 4599), (2205, 3577), (2401, 3285), (2555, 3087)]