1388892176

素因数分解:

$2^4\times 7^1\times {\mathrm{149}}^1\times {\mathrm{83227}}^1$

素因数の和:83391

約数の個数: 40

約数和(自身を含む): 3096081600

約数和(自身を除く): 1707189424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 149, 298, 596, 1043, 1192, 2086, 2384, 4172, 8344, 16688, 83227, 166454, 332908, 582589, 665816, 1165178, 1331632, 2330356, 4660712, 9321424, 12400823, 24801646, 49603292, 86805761, 99206584, 173611522, 198413168, 347223044, 694446088, 1388892176]

約数ペア:

[(1, 1388892176), (2, 694446088), (4, 347223044), (7, 198413168), (8, 173611522), (14, 99206584), (16, 86805761), (28, 49603292), (56, 24801646), (112, 12400823), (149, 9321424), (298, 4660712), (596, 2330356), (1043, 1331632), (1192, 1165178), (2086, 665816), (2384, 582589), (4172, 332908), (8344, 166454), (16688, 83227)]