1388895852

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{12919}}^1$

素因数の和:12991

約数の個数: 72

約数和(自身を含む): 3553930240

約数和(自身を除く): 2165034388

約数列:

[1, 2, 3, 4, 6, 12, 17, 31, 34, 51, 62, 68, 93, 102, 124, 186, 204, 289, 372, 527, 578, 867, 1054, 1156, 1581, 1734, 2108, 3162, 3468, 6324, 8959, 12919, 17918, 25838, 26877, 35836, 38757, 51676, 53754, 77514, 107508, 155028, 219623, 400489, 439246, 658869, 800978, 878492, 1201467, 1317738, 1601956, 2402934, 2635476, 3733591, 4805868, 6808313, 7467182, 11200773, 13616626, 14934364, 20424939, 22401546, 27233252, 40849878, 44803092, 81699756, 115741321, 231482642, 347223963, 462965284, 694447926, 1388895852]

約数ペア:

[(1, 1388895852), (2, 694447926), (3, 462965284), (4, 347223963), (6, 231482642), (12, 115741321), (17, 81699756), (31, 44803092), (34, 40849878), (51, 27233252), (62, 22401546), (68, 20424939), (93, 14934364), (102, 13616626), (124, 11200773), (186, 7467182), (204, 6808313), (289, 4805868), (372, 3733591), (527, 2635476), (578, 2402934), (867, 1601956), (1054, 1317738), (1156, 1201467), (1581, 878492), (1734, 800978), (2108, 658869), (3162, 439246), (3468, 400489), (6324, 219623), (8959, 155028), (12919, 107508), (17918, 77514), (25838, 53754), (26877, 51676), (35836, 38757)]