1227303

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1$

素因数の和:65

約数の個数: 54

約数和(自身を含む): 2365272

約数和(自身を除く): 1137969

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 49, 63, 69, 77, 99, 121, 147, 161, 207, 231, 253, 363, 441, 483, 539, 693, 759, 847, 1089, 1127, 1449, 1617, 1771, 2277, 2541, 2783, 3381, 4851, 5313, 5929, 7623, 8349, 10143, 12397, 15939, 17787, 19481, 25047, 37191, 53361, 58443, 111573, 136367, 175329, 409101, 1227303]

約数ペア:

[(1, 1227303), (3, 409101), (7, 175329), (9, 136367), (11, 111573), (21, 58443), (23, 53361), (33, 37191), (49, 25047), (63, 19481), (69, 17787), (77, 15939), (99, 12397), (121, 10143), (147, 8349), (161, 7623), (207, 5929), (231, 5313), (253, 4851), (363, 3381), (441, 2783), (483, 2541), (539, 2277), (693, 1771), (759, 1617), (847, 1449), (1089, 1127)]