2190985251

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{883}}^1$

素因数の和:1116

約数の個数: 64

約数和(自身を含む): 3683097600

約数和(自身を除く): 1492112349

約数列:

[1, 3, 7, 13, 21, 39, 61, 91, 149, 183, 273, 427, 447, 793, 883, 1043, 1281, 1937, 2379, 2649, 3129, 5551, 5811, 6181, 9089, 11479, 13559, 16653, 18543, 27267, 34437, 40677, 53863, 63623, 80353, 118157, 131567, 161589, 190869, 241059, 354471, 377041, 394701, 700219, 827099, 920969, 1131123, 1710371, 2100657, 2481297, 2762907, 4901533, 5131113, 8025587, 11972597, 14704599, 24076761, 35917791, 56179109, 104332631, 168537327, 312997893, 730328417, 2190985251]

約数ペア:

[(1, 2190985251), (3, 730328417), (7, 312997893), (13, 168537327), (21, 104332631), (39, 56179109), (61, 35917791), (91, 24076761), (149, 14704599), (183, 11972597), (273, 8025587), (427, 5131113), (447, 4901533), (793, 2762907), (883, 2481297), (1043, 2100657), (1281, 1710371), (1937, 1131123), (2379, 920969), (2649, 827099), (3129, 700219), (5551, 394701), (5811, 377041), (6181, 354471), (9089, 241059), (11479, 190869), (13559, 161589), (16653, 131567), (18543, 118157), (27267, 80353), (34437, 63623), (40677, 53863)]