28871325

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{797}}^1$

素因数の和:843

約数の個数: 72

約数和(自身を含む): 61746048

約数和(自身を除く): 32874723

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 25, 35, 45, 63, 69, 75, 105, 115, 161, 175, 207, 225, 315, 345, 483, 525, 575, 797, 805, 1035, 1449, 1575, 1725, 2391, 2415, 3985, 4025, 5175, 5579, 7173, 7245, 11955, 12075, 16737, 18331, 19925, 27895, 35865, 36225, 50211, 54993, 59775, 83685, 91655, 128317, 139475, 164979, 179325, 251055, 274965, 384951, 418425, 458275, 641585, 824895, 1154853, 1255275, 1374825, 1924755, 3207925, 4124475, 5774265, 9623775, 28871325]

約数ペア:

[(1, 28871325), (3, 9623775), (5, 5774265), (7, 4124475), (9, 3207925), (15, 1924755), (21, 1374825), (23, 1255275), (25, 1154853), (35, 824895), (45, 641585), (63, 458275), (69, 418425), (75, 384951), (105, 274965), (115, 251055), (161, 179325), (175, 164979), (207, 139475), (225, 128317), (315, 91655), (345, 83685), (483, 59775), (525, 54993), (575, 50211), (797, 36225), (805, 35865), (1035, 27895), (1449, 19925), (1575, 18331), (1725, 16737), (2391, 12075), (2415, 11955), (3985, 7245), (4025, 7173), (5175, 5579)]