131620005

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1453}}^1$

素因数の和:1539

約数の個数: 64

約数和(自身を含む): 259626240

約数和(自身を除く): 128006235

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 61, 99, 135, 165, 183, 297, 305, 495, 549, 671, 915, 1453, 1485, 1647, 2013, 2745, 3355, 4359, 6039, 7265, 8235, 10065, 13077, 15983, 18117, 21795, 30195, 39231, 47949, 65385, 79915, 88633, 90585, 143847, 196155, 239745, 265899, 431541, 443165, 719235, 797697, 974963, 1329495, 2157705, 2393091, 2924889, 3988485, 4874815, 8774667, 11965455, 14624445, 26324001, 43873335, 131620005]

約数ペア:

[(1, 131620005), (3, 43873335), (5, 26324001), (9, 14624445), (11, 11965455), (15, 8774667), (27, 4874815), (33, 3988485), (45, 2924889), (55, 2393091), (61, 2157705), (99, 1329495), (135, 974963), (165, 797697), (183, 719235), (297, 443165), (305, 431541), (495, 265899), (549, 239745), (671, 196155), (915, 143847), (1453, 90585), (1485, 88633), (1647, 79915), (2013, 65385), (2745, 47949), (3355, 39231), (4359, 30195), (6039, 21795), (7265, 18117), (8235, 15983), (10065, 13077)]