28948890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22441}}^1$

素因数の和:22494

約数の個数: 32

約数和(自身を含む): 71096256

約数和(自身を除く): 42147366

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 22441, 44882, 67323, 112205, 134646, 224410, 336615, 673230, 964963, 1929926, 2894889, 4824815, 5789778, 9649630, 14474445, 28948890]

約数ペア:

[(1, 28948890), (2, 14474445), (3, 9649630), (5, 5789778), (6, 4824815), (10, 2894889), (15, 1929926), (30, 964963), (43, 673230), (86, 336615), (129, 224410), (215, 134646), (258, 112205), (430, 67323), (645, 44882), (1290, 22441)]