200720223

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{463}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 330071040

約数和(自身を除く): 129350817

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 151, 261, 319, 453, 463, 957, 1359, 1389, 1661, 2871, 4167, 4379, 4983, 5093, 13137, 13427, 14949, 15279, 39411, 40281, 45837, 48169, 69913, 120843, 144507, 147697, 209739, 433521, 443091, 629217, 769043, 1329273, 2027477, 2307129, 6082431, 6921387, 18247293, 22302247, 66906741, 200720223]

約数ペア:

[(1, 200720223), (3, 66906741), (9, 22302247), (11, 18247293), (29, 6921387), (33, 6082431), (87, 2307129), (99, 2027477), (151, 1329273), (261, 769043), (319, 629217), (453, 443091), (463, 433521), (957, 209739), (1359, 147697), (1389, 144507), (1661, 120843), (2871, 69913), (4167, 48169), (4379, 45837), (4983, 40281), (5093, 39411), (13137, 15279), (13427, 14949)]