28302588

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{3691}}^1$

素因数の和:3775

約数の個数: 48

約数和(自身を含む): 74430720

約数和(自身を除く): 46128132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 3691, 3834, 7382, 7668, 11073, 14764, 22146, 33219, 44292, 66438, 99657, 132876, 199314, 262061, 398628, 524122, 786183, 1048244, 1572366, 2358549, 3144732, 4717098, 7075647, 9434196, 14151294, 28302588]

約数ペア:

[(1, 28302588), (2, 14151294), (3, 9434196), (4, 7075647), (6, 4717098), (9, 3144732), (12, 2358549), (18, 1572366), (27, 1048244), (36, 786183), (54, 524122), (71, 398628), (108, 262061), (142, 199314), (213, 132876), (284, 99657), (426, 66438), (639, 44292), (852, 33219), (1278, 22146), (1917, 14764), (2556, 11073), (3691, 7668), (3834, 7382)]