211293387

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3823}}^1$

素因数の和:3944

約数の個数: 32

約数和(自身を含む): 330393600

約数和(自身を除く): 119100213

約数列:

[1, 3, 9, 23, 27, 69, 89, 207, 267, 621, 801, 2047, 2403, 3823, 6141, 11469, 18423, 34407, 55269, 87929, 103221, 263787, 340247, 791361, 1020741, 2374083, 3062223, 7825681, 9186669, 23477043, 70431129, 211293387]

約数ペア:

[(1, 211293387), (3, 70431129), (9, 23477043), (23, 9186669), (27, 7825681), (69, 3062223), (89, 2374083), (207, 1020741), (267, 791361), (621, 340247), (801, 263787), (2047, 103221), (2403, 87929), (3823, 55269), (6141, 34407), (11469, 18423)]