7225785

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 15205320

約数和(自身を除く): 7979535

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 49, 63, 87, 105, 113, 145, 147, 203, 245, 261, 315, 339, 435, 441, 565, 609, 735, 791, 1015, 1017, 1305, 1421, 1695, 1827, 2205, 2373, 3045, 3277, 3955, 4263, 5085, 5537, 7105, 7119, 9135, 9831, 11865, 12789, 16385, 16611, 21315, 22939, 27685, 29493, 35595, 49155, 49833, 63945, 68817, 83055, 114695, 147465, 160573, 206451, 249165, 344085, 481719, 802865, 1032255, 1445157, 2408595, 7225785]

約数ペア:

[(1, 7225785), (3, 2408595), (5, 1445157), (7, 1032255), (9, 802865), (15, 481719), (21, 344085), (29, 249165), (35, 206451), (45, 160573), (49, 147465), (63, 114695), (87, 83055), (105, 68817), (113, 63945), (145, 49833), (147, 49155), (203, 35595), (245, 29493), (261, 27685), (315, 22939), (339, 21315), (435, 16611), (441, 16385), (565, 12789), (609, 11865), (735, 9831), (791, 9135), (1015, 7119), (1017, 7105), (1305, 5537), (1421, 5085), (1695, 4263), (1827, 3955), (2205, 3277), (2373, 3045)]