210888909

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 403273728

約数和(自身を除く): 192384819

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 63, 69, 77, 99, 101, 131, 161, 207, 231, 253, 303, 393, 483, 693, 707, 759, 909, 917, 1111, 1179, 1441, 1449, 1771, 2121, 2277, 2323, 2751, 3013, 3333, 4323, 5313, 6363, 6969, 7777, 8253, 9039, 9999, 10087, 12969, 13231, 15939, 16261, 20907, 21091, 23331, 25553, 27117, 30261, 33143, 39693, 48783, 63273, 69993, 76659, 90783, 92617, 99429, 119079, 145541, 146349, 178871, 189819, 229977, 232001, 277851, 298287, 304313, 436623, 536613, 696003, 833553, 912939, 1018787, 1309869, 1609839, 2088009, 2130191, 2738817, 3056361, 3347443, 6390573, 9169083, 10042329, 19171719, 23432101, 30126987, 70296303, 210888909]

約数ペア:

[(1, 210888909), (3, 70296303), (7, 30126987), (9, 23432101), (11, 19171719), (21, 10042329), (23, 9169083), (33, 6390573), (63, 3347443), (69, 3056361), (77, 2738817), (99, 2130191), (101, 2088009), (131, 1609839), (161, 1309869), (207, 1018787), (231, 912939), (253, 833553), (303, 696003), (393, 536613), (483, 436623), (693, 304313), (707, 298287), (759, 277851), (909, 232001), (917, 229977), (1111, 189819), (1179, 178871), (1441, 146349), (1449, 145541), (1771, 119079), (2121, 99429), (2277, 92617), (2323, 90783), (2751, 76659), (3013, 69993), (3333, 63273), (4323, 48783), (5313, 39693), (6363, 33143), (6969, 30261), (7777, 27117), (8253, 25553), (9039, 23331), (9999, 21091), (10087, 20907), (12969, 16261), (13231, 15939)]