28772835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 57480192

約数和(自身を除く): 28707357

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 107, 195, 197, 273, 321, 455, 535, 591, 749, 985, 1365, 1379, 1391, 1605, 2247, 2561, 2955, 3745, 4137, 4173, 6895, 6955, 7683, 9737, 11235, 12805, 17927, 20685, 20865, 21079, 29211, 38415, 48685, 53781, 63237, 89635, 105395, 146055, 147553, 268905, 274027, 316185, 442659, 737765, 822081, 1370135, 1918189, 2213295, 4110405, 5754567, 9590945, 28772835]

約数ペア:

[(1, 28772835), (3, 9590945), (5, 5754567), (7, 4110405), (13, 2213295), (15, 1918189), (21, 1370135), (35, 822081), (39, 737765), (65, 442659), (91, 316185), (105, 274027), (107, 268905), (195, 147553), (197, 146055), (273, 105395), (321, 89635), (455, 63237), (535, 53781), (591, 48685), (749, 38415), (985, 29211), (1365, 21079), (1379, 20865), (1391, 20685), (1605, 17927), (2247, 12805), (2561, 11235), (2955, 9737), (3745, 7683), (4137, 6955), (4173, 6895)]