1305395

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 2042880

約数和(自身を除く): 737485

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 151, 247, 455, 665, 755, 1057, 1235, 1729, 1963, 2869, 5285, 8645, 9815, 13741, 14345, 20083, 37297, 68705, 100415, 186485, 261079, 1305395]

約数ペア:

[(1, 1305395), (5, 261079), (7, 186485), (13, 100415), (19, 68705), (35, 37297), (65, 20083), (91, 14345), (95, 13741), (133, 9815), (151, 8645), (247, 5285), (455, 2869), (665, 1963), (755, 1729), (1057, 1235)]