219024728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{23663}}^1$

素因数の和:23771

約数の個数: 32

約数和(自身を含む): 447249600

約数和(自身を除く): 228224872

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 4628, 9256, 23663, 47326, 94652, 189304, 307619, 615238, 1230476, 2106007, 2460952, 4212014, 8424028, 16848056, 27378091, 54756182, 109512364, 219024728]

約数ペア:

[(1, 219024728), (2, 109512364), (4, 54756182), (8, 27378091), (13, 16848056), (26, 8424028), (52, 4212014), (89, 2460952), (104, 2106007), (178, 1230476), (356, 615238), (712, 307619), (1157, 189304), (2314, 94652), (4628, 47326), (9256, 23663)]