155553804

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{205759}}^1$

素因数の和:205779

約数の個数: 48

約数和(自身を含む): 460902400

約数和(自身を除く): 305348596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 205759, 411518, 617277, 823036, 1234554, 1440313, 1851831, 2469108, 2880626, 3703662, 4320939, 5555493, 5761252, 7407324, 8641878, 11110986, 12962817, 17283756, 22221972, 25925634, 38888451, 51851268, 77776902, 155553804]

約数ペア:

[(1, 155553804), (2, 77776902), (3, 51851268), (4, 38888451), (6, 25925634), (7, 22221972), (9, 17283756), (12, 12962817), (14, 11110986), (18, 8641878), (21, 7407324), (27, 5761252), (28, 5555493), (36, 4320939), (42, 3703662), (54, 2880626), (63, 2469108), (84, 1851831), (108, 1440313), (126, 1234554), (189, 823036), (252, 617277), (378, 411518), (756, 205759)]