278330268

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{5119}}^1$

素因数の和:5346

約数の個数: 48

約数和(自身を含む): 681246720

約数和(自身を除く): 402916452

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 197, 276, 394, 591, 788, 1182, 2364, 4531, 5119, 9062, 10238, 13593, 15357, 18124, 20476, 27186, 30714, 54372, 61428, 117737, 235474, 353211, 470948, 706422, 1008443, 1412844, 2016886, 3025329, 4033772, 6050658, 12101316, 23194189, 46388378, 69582567, 92776756, 139165134, 278330268]

約数ペア:

[(1, 278330268), (2, 139165134), (3, 92776756), (4, 69582567), (6, 46388378), (12, 23194189), (23, 12101316), (46, 6050658), (69, 4033772), (92, 3025329), (138, 2016886), (197, 1412844), (276, 1008443), (394, 706422), (591, 470948), (788, 353211), (1182, 235474), (2364, 117737), (4531, 61428), (5119, 54372), (9062, 30714), (10238, 27186), (13593, 20476), (15357, 18124)]