15721164

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{7159}}^1$

素因数の和:7230

約数の個数: 36

約数和(自身を含む): 40396720

約数和(自身を除く): 24675556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 7159, 14318, 21477, 28636, 42954, 64431, 85908, 128862, 257724, 436699, 873398, 1310097, 1746796, 2620194, 3930291, 5240388, 7860582, 15721164]

約数ペア:

[(1, 15721164), (2, 7860582), (3, 5240388), (4, 3930291), (6, 2620194), (9, 1746796), (12, 1310097), (18, 873398), (36, 436699), (61, 257724), (122, 128862), (183, 85908), (244, 64431), (366, 42954), (549, 28636), (732, 21477), (1098, 14318), (2196, 7159)]