9878288

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{991}}^1$

素因数の和:1095

約数の個数: 40

約数和(自身を含む): 22141440

約数和(自身を除く): 12263152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 991, 1246, 1424, 1982, 2492, 3964, 4984, 6937, 7928, 9968, 13874, 15856, 27748, 55496, 88199, 110992, 176398, 352796, 617393, 705592, 1234786, 1411184, 2469572, 4939144, 9878288]

約数ペア:

[(1, 9878288), (2, 4939144), (4, 2469572), (7, 1411184), (8, 1234786), (14, 705592), (16, 617393), (28, 352796), (56, 176398), (89, 110992), (112, 88199), (178, 55496), (356, 27748), (623, 15856), (712, 13874), (991, 9968), (1246, 7928), (1424, 6937), (1982, 4984), (2492, 3964)]