81834844

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{587}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 177020928

約数和(自身を除く): 95186084

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 383, 587, 766, 1174, 1532, 2348, 2681, 4109, 4979, 5362, 7631, 8218, 9958, 10724, 15262, 16436, 19916, 30524, 34853, 53417, 69706, 106834, 139412, 213668, 224821, 449642, 899284, 1573747, 2922673, 3147494, 5845346, 6294988, 11690692, 20458711, 40917422, 81834844]

約数ペア:

[(1, 81834844), (2, 40917422), (4, 20458711), (7, 11690692), (13, 6294988), (14, 5845346), (26, 3147494), (28, 2922673), (52, 1573747), (91, 899284), (182, 449642), (364, 224821), (383, 213668), (587, 139412), (766, 106834), (1174, 69706), (1532, 53417), (2348, 34853), (2681, 30524), (4109, 19916), (4979, 16436), (5362, 15262), (7631, 10724), (8218, 9958)]