179918973

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{313}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 298312560

約数和(自身を除く): 118393587

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 289, 313, 663, 867, 939, 1989, 2601, 2817, 3757, 4069, 4913, 5321, 11271, 12207, 14739, 15963, 33813, 36621, 44217, 47889, 63869, 69173, 90457, 191607, 207519, 271371, 574821, 622557, 814113, 1175941, 1537769, 3527823, 4613307, 10583469, 13839921, 19990997, 59972991, 179918973]

約数ペア:

[(1, 179918973), (3, 59972991), (9, 19990997), (13, 13839921), (17, 10583469), (39, 4613307), (51, 3527823), (117, 1537769), (153, 1175941), (221, 814113), (289, 622557), (313, 574821), (663, 271371), (867, 207519), (939, 191607), (1989, 90457), (2601, 69173), (2817, 63869), (3757, 47889), (4069, 44217), (4913, 36621), (5321, 33813), (11271, 15963), (12207, 14739)]