28863630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4517}}^1$

素因数の和:4601

約数の個数: 48

約数和(自身を含む): 76119264

約数和(自身を除く): 47255634

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 4517, 6390, 9034, 13551, 22585, 27102, 40653, 45170, 67755, 81306, 135510, 203265, 320707, 406530, 641414, 962121, 1603535, 1924242, 2886363, 3207070, 4810605, 5772726, 9621210, 14431815, 28863630]

約数ペア:

[(1, 28863630), (2, 14431815), (3, 9621210), (5, 5772726), (6, 4810605), (9, 3207070), (10, 2886363), (15, 1924242), (18, 1603535), (30, 962121), (45, 641414), (71, 406530), (90, 320707), (142, 203265), (213, 135510), (355, 81306), (426, 67755), (639, 45170), (710, 40653), (1065, 27102), (1278, 22585), (2130, 13551), (3195, 9034), (4517, 6390)]