238595994

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{20809}}^1$

素因数の和:20844

約数の個数: 72

約数和(自身を含む): 647648820

約数和(自身を除く): 409052826

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1638, 1911, 3822, 5733, 11466, 20809, 41618, 62427, 124854, 145663, 187281, 270517, 291326, 374562, 436989, 541034, 811551, 873978, 1019641, 1310967, 1623102, 1893619, 2039282, 2434653, 2621934, 3058923, 3787238, 4869306, 5680857, 6117846, 9176769, 11361714, 13255333, 17042571, 18353538, 26510666, 34085142, 39765999, 79531998, 119297997, 238595994]

約数ペア:

[(1, 238595994), (2, 119297997), (3, 79531998), (6, 39765999), (7, 34085142), (9, 26510666), (13, 18353538), (14, 17042571), (18, 13255333), (21, 11361714), (26, 9176769), (39, 6117846), (42, 5680857), (49, 4869306), (63, 3787238), (78, 3058923), (91, 2621934), (98, 2434653), (117, 2039282), (126, 1893619), (147, 1623102), (182, 1310967), (234, 1019641), (273, 873978), (294, 811551), (441, 541034), (546, 436989), (637, 374562), (819, 291326), (882, 270517), (1274, 187281), (1638, 145663), (1911, 124854), (3822, 62427), (5733, 41618), (11466, 20809)]