28095446589

素因数分解:

$3^1\times 7^3\times {\mathrm{163}}^1\times {\mathrm{191}}^1\times {\mathrm{877}}^1$

素因数の和:1255

約数の個数: 64

約数和(自身を含む): 44234342400

約数和(自身を除く): 16138895811

約数列:

[1, 3, 7, 21, 49, 147, 163, 191, 343, 489, 573, 877, 1029, 1141, 1337, 2631, 3423, 4011, 6139, 7987, 9359, 18417, 23961, 28077, 31133, 42973, 55909, 65513, 93399, 128919, 142951, 167507, 167727, 196539, 217931, 300811, 428853, 502521, 653793, 902433, 1000657, 1172549, 1525517, 3001971, 3517647, 4576551, 7004599, 8207843, 10678619, 21013797, 24623529, 27303641, 32035857, 49032193, 57454901, 81910923, 147096579, 172364703, 191125487, 573376461, 1337878409, 4013635227, 9365148863, 28095446589]

約数ペア:

[(1, 28095446589), (3, 9365148863), (7, 4013635227), (21, 1337878409), (49, 573376461), (147, 191125487), (163, 172364703), (191, 147096579), (343, 81910923), (489, 57454901), (573, 49032193), (877, 32035857), (1029, 27303641), (1141, 24623529), (1337, 21013797), (2631, 10678619), (3423, 8207843), (4011, 7004599), (6139, 4576551), (7987, 3517647), (9359, 3001971), (18417, 1525517), (23961, 1172549), (28077, 1000657), (31133, 902433), (42973, 653793), (55909, 502521), (65513, 428853), (93399, 300811), (128919, 217931), (142951, 196539), (167507, 167727)]