2855475

素因数分解:

$3^2\times 5^2\times 7^3\times {\mathrm{37}}^1$

素因数の和:74

約数の個数: 72

約数和(自身を含む): 6125600

約数和(自身を除く): 3270125

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 37, 45, 49, 63, 75, 105, 111, 147, 175, 185, 225, 245, 259, 315, 333, 343, 441, 525, 555, 735, 777, 925, 1029, 1225, 1295, 1575, 1665, 1715, 1813, 2205, 2331, 2775, 3087, 3675, 3885, 5145, 5439, 6475, 8325, 8575, 9065, 11025, 11655, 12691, 15435, 16317, 19425, 25725, 27195, 38073, 45325, 58275, 63455, 77175, 81585, 114219, 135975, 190365, 317275, 407925, 571095, 951825, 2855475]

約数ペア:

[(1, 2855475), (3, 951825), (5, 571095), (7, 407925), (9, 317275), (15, 190365), (21, 135975), (25, 114219), (35, 81585), (37, 77175), (45, 63455), (49, 58275), (63, 45325), (75, 38073), (105, 27195), (111, 25725), (147, 19425), (175, 16317), (185, 15435), (225, 12691), (245, 11655), (259, 11025), (315, 9065), (333, 8575), (343, 8325), (441, 6475), (525, 5439), (555, 5145), (735, 3885), (777, 3675), (925, 3087), (1029, 2775), (1225, 2331), (1295, 2205), (1575, 1813), (1665, 1715)]