127997968

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{21563}}^1$

素因数の和:21631

約数の個数: 40

約数和(自身を含む): 288785088

約数和(自身を除く): 160787120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 5936, 21563, 43126, 86252, 150941, 172504, 301882, 345008, 603764, 1142839, 1207528, 2285678, 2415056, 4571356, 7999873, 9142712, 15999746, 18285424, 31999492, 63998984, 127997968]

約数ペア:

[(1, 127997968), (2, 63998984), (4, 31999492), (7, 18285424), (8, 15999746), (14, 9142712), (16, 7999873), (28, 4571356), (53, 2415056), (56, 2285678), (106, 1207528), (112, 1142839), (212, 603764), (371, 345008), (424, 301882), (742, 172504), (848, 150941), (1484, 86252), (2968, 43126), (5936, 21563)]