47970156

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^2$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 124266352

約数和(自身を除く): 76296196

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 61, 71, 78, 122, 142, 156, 183, 213, 244, 284, 366, 426, 732, 793, 852, 923, 1586, 1846, 2379, 2769, 3172, 3692, 4331, 4758, 5041, 5538, 8662, 9516, 10082, 11076, 12993, 15123, 17324, 20164, 25986, 30246, 51972, 56303, 60492, 65533, 112606, 131066, 168909, 196599, 225212, 262132, 307501, 337818, 393198, 615002, 675636, 786396, 922503, 1230004, 1845006, 3690012, 3997513, 7995026, 11992539, 15990052, 23985078, 47970156]

約数ペア:

[(1, 47970156), (2, 23985078), (3, 15990052), (4, 11992539), (6, 7995026), (12, 3997513), (13, 3690012), (26, 1845006), (39, 1230004), (52, 922503), (61, 786396), (71, 675636), (78, 615002), (122, 393198), (142, 337818), (156, 307501), (183, 262132), (213, 225212), (244, 196599), (284, 168909), (366, 131066), (426, 112606), (732, 65533), (793, 60492), (852, 56303), (923, 51972), (1586, 30246), (1846, 25986), (2379, 20164), (2769, 17324), (3172, 15123), (3692, 12993), (4331, 11076), (4758, 10082), (5041, 9516), (5538, 8662)]