30521391

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:827

約数の個数: 32

約数和(自身を含む): 46202880

約数和(自身を除く): 15681489

約数列:

[1, 3, 19, 23, 31, 57, 69, 93, 437, 589, 713, 751, 1311, 1767, 2139, 2253, 13547, 14269, 17273, 23281, 40641, 42807, 51819, 69843, 328187, 442339, 535463, 984561, 1327017, 1606389, 10173797, 30521391]

約数ペア:

[(1, 30521391), (3, 10173797), (19, 1606389), (23, 1327017), (31, 984561), (57, 535463), (69, 442339), (93, 328187), (437, 69843), (589, 51819), (713, 42807), (751, 40641), (1311, 23281), (1767, 17273), (2139, 14269), (2253, 13547)]