127938465

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 228324096

約数和(自身を除く): 100385631

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 241, 251, 423, 705, 723, 753, 1205, 1255, 2115, 2169, 2259, 3615, 3765, 10845, 11295, 11327, 11797, 33981, 35391, 56635, 58985, 60491, 101943, 106173, 169905, 176955, 181473, 302455, 509715, 530865, 544419, 907365, 2722095, 2843077, 8529231, 14215385, 25587693, 42646155, 127938465]

約数ペア:

[(1, 127938465), (3, 42646155), (5, 25587693), (9, 14215385), (15, 8529231), (45, 2843077), (47, 2722095), (141, 907365), (235, 544419), (241, 530865), (251, 509715), (423, 302455), (705, 181473), (723, 176955), (753, 169905), (1205, 106173), (1255, 101943), (2115, 60491), (2169, 58985), (2259, 56635), (3615, 35391), (3765, 33981), (10845, 11797), (11295, 11327)]