977999035

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{21587}}^1$

素因数の和:21663

約数の個数: 32

約数和(自身を含む): 1370924352

約数和(自身を除く): 392925317

約数列:

[1, 5, 13, 17, 41, 65, 85, 205, 221, 533, 697, 1105, 2665, 3485, 9061, 21587, 45305, 107935, 280631, 366979, 885067, 1403155, 1834895, 4425335, 4770727, 11505871, 15046139, 23853635, 57529355, 75230695, 195599807, 977999035]

約数ペア:

[(1, 977999035), (5, 195599807), (13, 75230695), (17, 57529355), (41, 23853635), (65, 15046139), (85, 11505871), (205, 4770727), (221, 4425335), (533, 1834895), (697, 1403155), (1105, 885067), (2665, 366979), (3485, 280631), (9061, 107935), (21587, 45305)]