1245862485

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{569}}^1$

素因数の和:928

約数の個数: 96

約数和(自身を含む): 2588803200

約数和(自身を除く): 1342940715

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 331, 441, 569, 735, 945, 993, 1323, 1655, 1707, 2205, 2317, 2845, 2979, 3983, 4965, 5121, 6615, 6951, 8535, 8937, 11585, 11949, 14895, 15363, 16219, 19915, 20853, 25605, 27881, 34755, 35847, 44685, 48657, 59745, 62559, 76815, 81095, 83643, 104265, 107541, 139405, 145971, 179235, 188339, 243285, 250929, 312795, 418215, 437913, 537705, 565017, 729855, 752787, 941695, 1254645, 1318373, 1695051, 2189565, 2825085, 3763935, 3955119, 5085153, 6591865, 8475255, 9228611, 11865357, 19775595, 25425765, 27685833, 35596071, 46143055, 59326785, 83057499, 138429165, 177980355, 249172497, 415287495, 1245862485]

約数ペア:

[(1, 1245862485), (3, 415287495), (5, 249172497), (7, 177980355), (9, 138429165), (15, 83057499), (21, 59326785), (27, 46143055), (35, 35596071), (45, 27685833), (49, 25425765), (63, 19775595), (105, 11865357), (135, 9228611), (147, 8475255), (189, 6591865), (245, 5085153), (315, 3955119), (331, 3763935), (441, 2825085), (569, 2189565), (735, 1695051), (945, 1318373), (993, 1254645), (1323, 941695), (1655, 752787), (1707, 729855), (2205, 565017), (2317, 537705), (2845, 437913), (2979, 418215), (3983, 312795), (4965, 250929), (5121, 243285), (6615, 188339), (6951, 179235), (8535, 145971), (8937, 139405), (11585, 107541), (11949, 104265), (14895, 83643), (15363, 81095), (16219, 76815), (19915, 62559), (20853, 59745), (25605, 48657), (27881, 44685), (34755, 35847)]