28497015

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4139}}^1$

素因数の和:4173

約数の個数: 40

約数和(自身を含む): 54101520

約数和(自身を除く): 25604505

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 4139, 6885, 12417, 20695, 37251, 62085, 70363, 111753, 186255, 211089, 335259, 351815, 558765, 633267, 1055445, 1676295, 1899801, 3166335, 5699403, 9499005, 28497015]

約数ペア:

[(1, 28497015), (3, 9499005), (5, 5699403), (9, 3166335), (15, 1899801), (17, 1676295), (27, 1055445), (45, 633267), (51, 558765), (81, 351815), (85, 335259), (135, 211089), (153, 186255), (255, 111753), (405, 70363), (459, 62085), (765, 37251), (1377, 20695), (2295, 12417), (4139, 6885)]