2215395845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{2137}}^1$

素因数の和:2585

約数の個数: 32

約数和(自身を含む): 2941716960

約数和(自身を除く): 726321115

約数列:

[1, 5, 13, 41, 65, 205, 389, 533, 1945, 2137, 2665, 5057, 10685, 15949, 25285, 27781, 79745, 87617, 138905, 207337, 438085, 831293, 1036685, 1139021, 4156465, 5695105, 10806809, 34083013, 54034045, 170415065, 443079169, 2215395845]

約数ペア:

[(1, 2215395845), (5, 443079169), (13, 170415065), (41, 54034045), (65, 34083013), (205, 10806809), (389, 5695105), (533, 4156465), (1945, 1139021), (2137, 1036685), (2665, 831293), (5057, 438085), (10685, 207337), (15949, 138905), (25285, 87617), (27781, 79745)]