28662368

素因数分解:

$2^5\times 7^1\times {\mathrm{199}}^1\times {\mathrm{643}}^1$

素因数の和:859

約数の個数: 48

約数和(自身を含む): 64915200

約数和(自身を除く): 36252832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 199, 224, 398, 643, 796, 1286, 1393, 1592, 2572, 2786, 3184, 4501, 5144, 5572, 6368, 9002, 10288, 11144, 18004, 20576, 22288, 36008, 44576, 72016, 127957, 144032, 255914, 511828, 895699, 1023656, 1791398, 2047312, 3582796, 4094624, 7165592, 14331184, 28662368]

約数ペア:

[(1, 28662368), (2, 14331184), (4, 7165592), (7, 4094624), (8, 3582796), (14, 2047312), (16, 1791398), (28, 1023656), (32, 895699), (56, 511828), (112, 255914), (199, 144032), (224, 127957), (398, 72016), (643, 44576), (796, 36008), (1286, 22288), (1393, 20576), (1592, 18004), (2572, 11144), (2786, 10288), (3184, 9002), (4501, 6368), (5144, 5572)]