306890925

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{937}}^1$

素因数の和:1358

約数の個数: 48

約数和(自身を含む): 555506112

約数和(自身を除く): 248615187

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 397, 825, 937, 1191, 1985, 2811, 4367, 4685, 5955, 9925, 10307, 13101, 14055, 21835, 23425, 29775, 30921, 51535, 65505, 70275, 109175, 154605, 257675, 327525, 371989, 773025, 1115967, 1859945, 4091879, 5579835, 9299725, 12275637, 20459395, 27899175, 61378185, 102296975, 306890925]

約数ペア:

[(1, 306890925), (3, 102296975), (5, 61378185), (11, 27899175), (15, 20459395), (25, 12275637), (33, 9299725), (55, 5579835), (75, 4091879), (165, 1859945), (275, 1115967), (397, 773025), (825, 371989), (937, 327525), (1191, 257675), (1985, 154605), (2811, 109175), (4367, 70275), (4685, 65505), (5955, 51535), (9925, 30921), (10307, 29775), (13101, 23425), (14055, 21835)]