71284455

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16001}}^1$

素因数の和:16029

約数の個数: 40

約数和(自身を含む): 139409424

約数和(自身を除く): 68124969

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 891, 1485, 4455, 16001, 48003, 80005, 144009, 176011, 240015, 432027, 528033, 720045, 880055, 1296081, 1584099, 2160135, 2640165, 4752297, 6480405, 7920495, 14256891, 23761485, 71284455]

約数ペア:

[(1, 71284455), (3, 23761485), (5, 14256891), (9, 7920495), (11, 6480405), (15, 4752297), (27, 2640165), (33, 2160135), (45, 1584099), (55, 1296081), (81, 880055), (99, 720045), (135, 528033), (165, 432027), (297, 240015), (405, 176011), (495, 144009), (891, 80005), (1485, 48003), (4455, 16001)]