2977275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 5785344

約数和(自身を除く): 2808069

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 53, 75, 105, 107, 159, 175, 265, 321, 371, 525, 535, 749, 795, 1113, 1325, 1605, 1855, 2247, 2675, 3745, 3975, 5565, 5671, 8025, 9275, 11235, 17013, 18725, 27825, 28355, 39697, 56175, 85065, 119091, 141775, 198485, 425325, 595455, 992425, 2977275]

約数ペア:

[(1, 2977275), (3, 992425), (5, 595455), (7, 425325), (15, 198485), (21, 141775), (25, 119091), (35, 85065), (53, 56175), (75, 39697), (105, 28355), (107, 27825), (159, 18725), (175, 17013), (265, 11235), (321, 9275), (371, 8025), (525, 5671), (535, 5565), (749, 3975), (795, 3745), (1113, 2675), (1325, 2247), (1605, 1855)]