127932831

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{23}}^2\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 72

約数和(自身を含む): 218589840

約数和(自身を除く): 90657009

約数列:

[1, 3, 9, 13, 23, 27, 39, 53, 69, 117, 159, 169, 207, 299, 351, 477, 507, 529, 621, 689, 897, 1219, 1431, 1521, 1587, 2067, 2691, 3657, 3887, 4563, 4761, 6201, 6877, 8073, 8957, 10971, 11661, 14283, 15847, 18603, 20631, 26871, 28037, 32913, 34983, 47541, 61893, 80613, 84111, 89401, 104949, 142623, 185679, 206011, 241839, 252333, 268203, 364481, 427869, 618033, 756999, 804609, 1093443, 1854099, 2413827, 3280329, 4738253, 5562297, 9840987, 14214759, 42644277, 127932831]

約数ペア:

[(1, 127932831), (3, 42644277), (9, 14214759), (13, 9840987), (23, 5562297), (27, 4738253), (39, 3280329), (53, 2413827), (69, 1854099), (117, 1093443), (159, 804609), (169, 756999), (207, 618033), (299, 427869), (351, 364481), (477, 268203), (507, 252333), (529, 241839), (621, 206011), (689, 185679), (897, 142623), (1219, 104949), (1431, 89401), (1521, 84111), (1587, 80613), (2067, 61893), (2691, 47541), (3657, 34983), (3887, 32913), (4563, 28037), (4761, 26871), (6201, 20631), (6877, 18603), (8073, 15847), (8957, 14283), (10971, 11661)]