687494052

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1373}}^1\times {\mathrm{1987}}^1$

素因数の和:3377

約数の個数: 72

約数和(自身を含む): 1988540736

約数和(自身を除く): 1301046684

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1373, 1987, 2746, 3974, 4119, 5492, 5961, 7948, 8238, 9611, 11922, 12357, 13909, 16476, 17883, 19222, 23844, 24714, 27818, 28833, 35766, 38444, 41727, 49428, 55636, 57666, 71532, 83454, 86499, 115332, 125181, 166908, 172998, 250362, 345996, 500724, 2728151, 5456302, 8184453, 10912604, 16368906, 19097057, 24553359, 32737812, 38194114, 49106718, 57291171, 76388228, 98213436, 114582342, 171873513, 229164684, 343747026, 687494052]

約数ペア:

[(1, 687494052), (2, 343747026), (3, 229164684), (4, 171873513), (6, 114582342), (7, 98213436), (9, 76388228), (12, 57291171), (14, 49106718), (18, 38194114), (21, 32737812), (28, 24553359), (36, 19097057), (42, 16368906), (63, 10912604), (84, 8184453), (126, 5456302), (252, 2728151), (1373, 500724), (1987, 345996), (2746, 250362), (3974, 172998), (4119, 166908), (5492, 125181), (5961, 115332), (7948, 86499), (8238, 83454), (9611, 71532), (11922, 57666), (12357, 55636), (13909, 49428), (16476, 41727), (17883, 38444), (19222, 35766), (23844, 28833), (24714, 27818)]