199879785

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6823}}^1$

素因数の和:6875

約数の個数: 64

約数和(自身を含む): 419266560

約数和(自身を除く): 219386775

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 93, 105, 135, 155, 189, 217, 279, 315, 465, 651, 837, 945, 1085, 1395, 1953, 3255, 4185, 5859, 6823, 9765, 20469, 29295, 34115, 47761, 61407, 102345, 143283, 184221, 211513, 238805, 307035, 429849, 634539, 716415, 921105, 1057565, 1289547, 1480591, 1903617, 2149245, 3172695, 4441773, 5710851, 6447735, 7402955, 9518085, 13325319, 22208865, 28554255, 39975957, 66626595, 199879785]

約数ペア:

[(1, 199879785), (3, 66626595), (5, 39975957), (7, 28554255), (9, 22208865), (15, 13325319), (21, 9518085), (27, 7402955), (31, 6447735), (35, 5710851), (45, 4441773), (63, 3172695), (93, 2149245), (105, 1903617), (135, 1480591), (155, 1289547), (189, 1057565), (217, 921105), (279, 716415), (315, 634539), (465, 429849), (651, 307035), (837, 238805), (945, 211513), (1085, 184221), (1395, 143283), (1953, 102345), (3255, 61407), (4185, 47761), (5859, 34115), (6823, 29295), (9765, 20469)]