278222308

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{9209}}^1$

素因数の和:9316

約数の個数: 48

約数和(自身を含む): 606533760

約数和(自身を除く): 328311452

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 83, 91, 166, 182, 332, 364, 581, 1079, 1162, 2158, 2324, 4316, 7553, 9209, 15106, 18418, 30212, 36836, 64463, 119717, 128926, 239434, 257852, 478868, 764347, 838019, 1528694, 1676038, 3057388, 3352076, 5350429, 9936511, 10700858, 19873022, 21401716, 39746044, 69555577, 139111154, 278222308]

約数ペア:

[(1, 278222308), (2, 139111154), (4, 69555577), (7, 39746044), (13, 21401716), (14, 19873022), (26, 10700858), (28, 9936511), (52, 5350429), (83, 3352076), (91, 3057388), (166, 1676038), (182, 1528694), (332, 838019), (364, 764347), (581, 478868), (1079, 257852), (1162, 239434), (2158, 128926), (2324, 119717), (4316, 64463), (7553, 36836), (9209, 30212), (15106, 18418)]