28807272

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{10259}}^1$

素因数の和:10287

約数の個数: 64

約数和(自身を含む): 86184000

約数和(自身を除く): 57376728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 10259, 20518, 30777, 41036, 61554, 82072, 92331, 123108, 133367, 184662, 246216, 266734, 276993, 369324, 400101, 533468, 553986, 738648, 800202, 1066936, 1107972, 1200303, 1600404, 2215944, 2400606, 3200808, 3600909, 4801212, 7201818, 9602424, 14403636, 28807272]

約数ペア:

[(1, 28807272), (2, 14403636), (3, 9602424), (4, 7201818), (6, 4801212), (8, 3600909), (9, 3200808), (12, 2400606), (13, 2215944), (18, 1600404), (24, 1200303), (26, 1107972), (27, 1066936), (36, 800202), (39, 738648), (52, 553986), (54, 533468), (72, 400101), (78, 369324), (104, 276993), (108, 266734), (117, 246216), (156, 184662), (216, 133367), (234, 123108), (312, 92331), (351, 82072), (468, 61554), (702, 41036), (936, 30777), (1404, 20518), (2808, 10259)]