1097151185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 1567024704

約数和(自身を除く): 469873519

約数列:

[1, 5, 13, 17, 41, 61, 65, 85, 205, 221, 305, 397, 533, 697, 793, 1037, 1105, 1985, 2501, 2665, 3485, 3965, 5161, 5185, 6749, 9061, 12505, 13481, 16277, 24217, 25805, 32513, 33745, 42517, 45305, 67405, 81385, 87737, 121085, 162565, 211601, 212585, 276709, 314821, 411689, 438685, 552721, 992897, 1058005, 1383545, 1574105, 2058445, 2763605, 3597217, 4964485, 5351957, 12907661, 16879249, 17986085, 26759785, 64538305, 84396245, 219430237, 1097151185]

約数ペア:

[(1, 1097151185), (5, 219430237), (13, 84396245), (17, 64538305), (41, 26759785), (61, 17986085), (65, 16879249), (85, 12907661), (205, 5351957), (221, 4964485), (305, 3597217), (397, 2763605), (533, 2058445), (697, 1574105), (793, 1383545), (1037, 1058005), (1105, 992897), (1985, 552721), (2501, 438685), (2665, 411689), (3485, 314821), (3965, 276709), (5161, 212585), (5185, 211601), (6749, 162565), (9061, 121085), (12505, 87737), (13481, 81385), (16277, 67405), (24217, 45305), (25805, 42517), (32513, 33745)]