212876703

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 96

約数和(自身を含む): 380540160

約数和(自身を除く): 167663457

約数列:

[1, 3, 9, 13, 17, 19, 39, 43, 51, 57, 117, 129, 131, 153, 171, 221, 247, 323, 387, 393, 559, 663, 731, 741, 817, 969, 1179, 1677, 1703, 1989, 2193, 2223, 2227, 2451, 2489, 2907, 4199, 5031, 5109, 5633, 6579, 6681, 7353, 7467, 9503, 10621, 12597, 13889, 15327, 16899, 20043, 22401, 28509, 28951, 31863, 32357, 37791, 41667, 42313, 50697, 73229, 85527, 86853, 95589, 95761, 97071, 107027, 125001, 126939, 180557, 219687, 260559, 287283, 291213, 321081, 380817, 541671, 550069, 659061, 861849, 963243, 1244893, 1391351, 1625013, 1650207, 1819459, 3734679, 4174053, 4950621, 5458377, 11204037, 12522159, 16375131, 23652967, 70958901, 212876703]

約数ペア:

[(1, 212876703), (3, 70958901), (9, 23652967), (13, 16375131), (17, 12522159), (19, 11204037), (39, 5458377), (43, 4950621), (51, 4174053), (57, 3734679), (117, 1819459), (129, 1650207), (131, 1625013), (153, 1391351), (171, 1244893), (221, 963243), (247, 861849), (323, 659061), (387, 550069), (393, 541671), (559, 380817), (663, 321081), (731, 291213), (741, 287283), (817, 260559), (969, 219687), (1179, 180557), (1677, 126939), (1703, 125001), (1989, 107027), (2193, 97071), (2223, 95761), (2227, 95589), (2451, 86853), (2489, 85527), (2907, 73229), (4199, 50697), (5031, 42313), (5109, 41667), (5633, 37791), (6579, 32357), (6681, 31863), (7353, 28951), (7467, 28509), (9503, 22401), (10621, 20043), (12597, 16899), (13889, 15327)]