28477295

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 47692800

約数和(自身を除く): 19215505

約数列:

[1, 5, 7, 11, 17, 19, 35, 55, 77, 85, 95, 119, 133, 187, 209, 229, 323, 385, 595, 665, 935, 1045, 1145, 1309, 1463, 1603, 1615, 2261, 2519, 3553, 3893, 4351, 6545, 7315, 8015, 11305, 12595, 17633, 17765, 19465, 21755, 24871, 27251, 30457, 42823, 47861, 73967, 88165, 124355, 136255, 152285, 214115, 239305, 299761, 335027, 369835, 517769, 813637, 1498805, 1675135, 2588845, 4068185, 5695459, 28477295]

約数ペア:

[(1, 28477295), (5, 5695459), (7, 4068185), (11, 2588845), (17, 1675135), (19, 1498805), (35, 813637), (55, 517769), (77, 369835), (85, 335027), (95, 299761), (119, 239305), (133, 214115), (187, 152285), (209, 136255), (229, 124355), (323, 88165), (385, 73967), (595, 47861), (665, 42823), (935, 30457), (1045, 27251), (1145, 24871), (1309, 21755), (1463, 19465), (1603, 17765), (1615, 17633), (2261, 12595), (2519, 11305), (3553, 8015), (3893, 7315), (4351, 6545)]